Attachment 2

Detailed Rules of Corn Starch Futures of Dalian Commodity Exchange

Chapter I General Provisions

The Detailed Rules of Corn Starch Futures of Dalian Commodity Exchange (the "Detailed Rules") are formulated pursuant to the Trading Rules of Dalian Commodity Exchange and the Corn Starch Futures Contract of Dalian Commodity Exchange for the purpose of standardizing the trading of corn starch futures contracts.

Dalian Commodity Exchange (the "Exchange"), its Members, the clients, the designated delivery warehouses, the designated quality inspection agencies, the designated futures margin depositary banks and other participants in the futures market shall comply with the Detailed Rules.

Where it is not provided in the Detailed Rules, the relevant rules of the Exchange shall apply.

Chapter II Principle Terms of the Contract and Relevant Parameters

The quality standards for and the packaging requirements for the standard deliverable products under the corn starch futures contracts shall be detailed in the Corn Starch Delivery Quality Standard of Dalian Commodity Exchange (F/DCE CS003-2024) as Annex 1 attached hereto.

The delivery products of the corn starch shall be processed out of the domestically cultivated corn as the raw materials, the place of origin of which shall be located within the territory of China.

The corn starch futures contract shall take the form of physical delivery.

The delivery warehouses designated for corn starch shall be divided into the benchmark delivery warehouses and the non-benchmark delivery warehouses (detailed in the List of Delivery Warehouses Designated for Corn Starch of Dalian Commodity Exchange as Annex 2 attached hereto), and may be adjusted by the Exchange as the case may be.

The contract months of the corn starch futures contract are January, March, May, July, September and November.

The trading unit of the corn starch futures contract is 10 MT/Lot.

The price quote unit of the corn starch futures contract is CNY/MT.

The minimum tick size of the corn starch futures contract is 1 CNY/MT.

The maximum quantity of orders placed each time for the corn starch futures contract shall be one thousand (1,000) lots.

The standard of trading margins, price limit range and position limit under the corn starch futures contract shall be subject to the relevant provisions of the Measures for Risk Management of Dalian Commodity Exchange.

The last trading day of the corn starch futures contract is the tenth trading day of the contract month.

The last delivery day of the corn starch futures contract is the third trading day after the last trading day.

The ticker symbol of the corn starch futures contract is CS.

Chapter III Delivery and Clearing

Section I General Provisions

The corn starch futures contract applies the exchange of futures for physicals delivery, rolling delivery and one-off delivery, the detailed procedures of which are provided in the relevant provisions of the Measures for Trading Management of Dalian Commodity Exchange, the Measures for Delivery Management of Dalian Commodity Exchange and the Measures for Clearing Management of Dalian Commodity Exchange.

The standard warehouse receipt of the corn starch can be divided into the standard warehouse receipt of storage warehouse and the standard factory warehouse receipt.

The aggregate actual delivery net weight of the corn starch shall not be less than the aggregate weight of the goods under the corresponding standard warehouse receipts, with the excess of the total net weight of each batch grouping not more than the net weight of each sack. With respect to the excess, settlement shall be made on the basis of the settlement price of the immediately preceding trading day of the corn starch futures contracts of the recent trading month, with the corresponding payments and the dedicated VAT invoices to be received and forwarded by the delivery warehouse.

The packing specifications of delivery products of corn starch shall be implemented in accordance with Annex 3 "Relevant Provisions on the Packing Specifications of Delivery Products of Corn Starch of Dalian Commodity Exchange".

The batch grouping with respect to the quality inspection of the corn starch shall be carried out as per the same manufacturer and the same packaging specifications, with each batch being three hundred (300) tons. The inspection shall be carried in more than one (1) batch for those of more than three hundred (300) tons, or in one (1) batch for those less than three hundred (300) tons. The quantity of the samplings for each batch shall be detailed in the Corn Starch Delivery Quality Standard of Dalian Commodity Exchange (F/DCE CS003-2024) as Annex 1 attached hereto.

The prices of the packages of the corn starch shall be included in the corn starch futures contract price.

The dedicated VAT invoice shall be issued for delivery of corn starch.

The delivery commissions, the sampling and inspection fees, the storage and dissipation fees and other fees of Corn Starch shall be separately published by the Exchange.

Section II Standard Warehouse Receipt Delivery

The Measures for Standard Warehouse Receipt Management of Dalian Commodity Exchange shall apply to the generation, circulation and deregistration of the standard warehouse receipts, if not provided in the Detailed Rules.

The Member shall pay the notice of intent to deliver earnest money to the Exchange as per the standard of CNY ten (10) per ton when it handles the notice of intent to deliver.

The owner which has fully completed the notice of intent to deliver shall notify the designated delivery warehouse of the vehicle or vessel number, container number and lead sealing number (if any), products, quantity, arrival time and other information three (3) calendar days prior to loading the commodities in the warehouse, and the designated delivery warehouse shall reasonably arrange for receipt and loading-in of the commodities.

The receiving and consigning weights of the corn starch shall be subject to the weighting by the designated delivery warehouse through the measurement of wagon balance or rail weighbridge of the designated delivery warehouse without calculation of the weights of the packages. After sorting and counting the number of the sacks of the goods, the designated delivery warehouse shall, on the basis of the Exchange rules, deduct the corresponding packaging weight and, and calculate the net weight of the corn starch loaded in the warehouse as the basis for issuing a standard warehouse receipt.

Apart from the provisions of Article 30 of the Detailed Rules, the designated delivery warehouse shall engage an inspection agency designated by the Exchange to carry out the quality inspection of the commodities to be loaded in the warehouse. The owner shall notify the designated delivery warehouse of the packaging specifications, the arrival method, the arrival quantity and the arrival time three (3) calendar days prior to loading the commodities in the warehouse. The designated delivery warehouse shall notify, after its receipt of the owner's notice of the loading thereof in the warehouse, to the designated inspection agency the aforesaid information which shall be clearly described in the quality inspection agreement. In addition, the quality inspection agreement shall provide for, among other things, the day and night operation costs, the inspection quantity, and the time of issuing the inspection report, the designated quality inspection agency's liability due to its failure to timely arrive at the site, and otherwise. The inspection costs shall be borne by the owner and shall be forwarded by the designated delivery warehouse.

The loading-in-warehouse sampling of the corn starch shall be carried out prior to the loading-in-warehouse stacking; and in case the already delivered commodities will be continuously delivered at the originally designated delivery warehouse, the sampling may be carried out through opening the stack, shifting the stack or otherwise.

The inspection agency designated by the Exchange shall, after its completion of the quality inspection of the corn starch, issue one (1) original and three (3) duplicate inspection reports; and the original shall be submitted to the designated delivery warehouse and two (2) of the duplicates shall be respectively submitted to the Exchange and the owner.

Corn starch stored in containers as a whole may be exempted from quality inspection if it satisfies any of the following conditions:

the owner is able to provide the corn starch produced by the factory warehouse recognized by the Exchange, and provide the original product quality certificate of such batch of corn starch for futures delivery and other materials required by the Exchange; or

the storage warehouse provides the performance guarantee issued by a bank, cash deposit or other guarantees methods recognized by the Exchange for the corn starch loaded in the storage warehouse.

The list of the factory warehouse stipulated in Item (1) of the preceding paragraph will be released separately by the Exchange. The product quality certificate shall contain the manufacturer, batch number, packaging specifications, date of production, inspection items, inspection results and other information. The storage warehouse shall check the information recorded on the product quality certificate according to the delivery quality standards of the Exchange and relevant regulations, and verify with the factory warehouse.

The same batch of corn starch exempted from quality inspection shall be produced by the same manufacturer, with the same batch number and with the same packaging specification. Each batch shall contain three hundred (300) tons of corn starch. Corn starch in excess of three hundred (300) tons shall be divided into several batches and corn starch in less than three hundred (300) tons shall be handled as one (1) batch.

The designated delivery warehouse shall carry out, subject to the applicable provisions of the Exchange, inspection of the manufacturer, place of origin, manufacturing date and the relevant materials and certificates of the commodities which have been loaded in the warehouse.

The period of the date of the application for registration of the standard warehouse receipt of the corn starch warehouse from the manufacturing day of the commodities shall not exceed ninety (90) calendar days (inclusive).

The deregistration of the standard warehouse receipt shall be carried out against the standard warehouse receipts of the corn starch prior to the last trading day of each March, July and November.

When the corn starch is loaded out of the storage warehouse, the owner which holds the Notice to Load Out or load-out password shall contact, three (3) calendar days prior to the actual pickup date, the designated delivery warehouse for the loading-out matters, and shall, within ten (10) working days (inclusive of the tenth working day) after the deregistration of the standard warehouse receipt, pick up the commodities at the designated delivery warehouse.

Upon the negotiation and agreement between the storage warehouse and the owner, the corn starch loaded in the storage warehouse as a whole container may be loaded out of the storage warehouse as a whole container.

If the owner has objections over the quality of commodities loaded out of the storage warehouse, it shall first negotiate with the storage warehouse for settlement. If the negotiation fails, the owner shall apply for re-inspection in written form to the Exchange within (10) working days upon the cancellation of standard warehouse receipts and provided that the commodities have been delivered but have not been loaded out of the storage warehouse. The application for re-inspection shall specify the name of the warehouse, the stacks, container number and lead sealing number (if any), quantity and quality index of the commodities to be re-inspected and so on, keep the contact information, and affix the official seal of the owner. The Exchange shall entrust a designated quality inspection institution to conduct the re-inspection, and the re-inspection result shall be the basis for the settlement of disputes. Where an application is not filed in the prescribed form within the prescribed time limit, it shall be deemed that the owner has no objection over the quality of commodities loaded out of the storage warehouse. The fees for re-inspection shall be paid in advance by the owner.

For the commodities exempted from inspection in accordance with Item (1), Paragraph 1 of Article 30, if the results of re-inspection conform to the delivery quality standards, the commodities shall be loaded out of the storage warehouse normally, and the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) incurred therefrom shall be borne by the owner; in case of inconformity, the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) incurred therefrom shall be borne by the factory warehouse as the manufacturer. The factory warehouse shall, within fifteen (15) calendar days after it has received or should have received the re-inspection result, replace the commodities for the owner at the original delivery site. If the replacement is not completed within the specified time limit, the factory storage shall pay the owner a compensation at CNY 2/Ton per day; If the factory fails to complete the replacement within sixty (60) calendar days after it has received or should have received the re-inspection result, the factory storage shall compensate the owner for all the losses.

For the commodities other than those prescribed in the preceding paragraph, if the re-inspection results conform to the delivery quality standards, the commodities shall be loaded out of the storage warehouse normally, the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) incurred therefrom shall be borne by the owners; in case of inconformity, the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) and losses incurred therefrom shall be borne by the storage warehouse.

When the corn starch is loaded out of the factory warehouse, the owner shall pick up the commodities at the factory warehouse within four (4) calendar days (inclusive of the fourth calendar day) following the deregistration day of the standard warehouse receipt (exclusive of the deregistration day). The factory warehouse shall commence consignment within four (4) calendar days (inclusive of the fourth calendar day) following the deregistration day of the standard warehouse receipt (exclusive of the deregistration day).

The packages shall not be calculated in the weight. After sorting and counting the number of the sacks of the goods, the factory warehouse shall, on the basis of the Exchange rules, deduct the corresponding packaging weight and calculate the net weight of the corn starch loaded out of the factory warehouse.

When the corn starch is loaded out of the factory warehouse, the factory warehouse shall carry out the sampling under the owner's supervision, and the samplings shall be sealed after being confirmed by both parties and shall be preserved for thirty (30) calendar days following the consignment day as the basis for handling any quality dispute.

If the owner has objections over the quality of commodities loaded out of the factory warehouse, it shall first negotiate with the factory warehouse for settlement. If the negotiation fails, the owner shall apply for re-inspection in written form to the Exchange within (10) working days after sealing up the samples in accordance with the relevant provisions (excluding the day of sealing up). The application for re-inspection shall specify the name of the factory warehouse, quantity and quality index of the commodities to be re-inspected and so on, keep the contact information, and affix the official seal of the owner. The Exchange shall entrust a designated quality inspection institution to conduct the re-inspection, and the re-inspection result of the sealed samples shall be the basis for the settlement of disputes. Where an application is not filed in the prescribed form within the prescribed time limit, it shall be deemed that the owner has no objection over the quality of commodities loaded out of the factory warehouse. The fees for re-inspection shall be paid in advance by the owner.

If the results of re-inspection conform to the delivery quality standards, the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) incurred therefrom shall be borne by the owners; in case of inconformity, the relevant expenses (inspection fees, travel expenses and warehousing expenses, etc.) incurred therefrom shall be borne by the factory warehouse.

Where the factory warehouse consigns commodities to the owner at a speed no higher than the daily consignment speed but the owner fails to pick up the commodities due to its transportation capability or any other reason attributable to the owner, the owner shall pay to the factory warehouse the late fee as per the quantity of the commodities which shall be, but fail to be, picked up. The late fee is determined as follows:

from the starting date of goods pick-up (inclusive of the pick-up day), for each day, the amount of late fee on the then-current day shall be figured out by multiplying the quantity of the goods which shall be picked up but fail to be picked up on the then-current day by the corresponding amount of late fee; and

to the completion date of goods pick-up (exclusive of the pick-up day), the total amount of late fee which the owner shall pay to the factory warehouse shall be figured out on the basis of totaling the daily amount of late fee.

Amount of late fee = CNY 2/Ton*Day.

If the pick-up is carried out after expiry of the pick-up period (exclusive of the then-current day) and within nineteen (19) calendar days (inclusive of the then-current day) following the deregistration of the standard warehouse receipt (exclusive of the deregistration day), the owner shall pay the late fee to the factory warehouse, and the factory warehouse shall assume the liability related to the commodity quality, consignment time and consignment speed pursuant to the futures standards, unless all the futures commodities have been consigned.

The late fee shall be determined according to the following method:

from the date of expiration of pick-up period (inclusive of the expiration day), for each day, the amount of late fee on the then-current day shall be figured out by multiplying the quantity of the goods which shall be picked up but fail to be picked up on the then-current day by the corresponding amount of late fee; and

to the completion date of pick-up (exclusive of the pick-up day), the total amount of late fee which the owner shall pay to the factory warehouse shall be figured out on the basis of totaling the daily amount of late fee.

Amount of late fee = CNY 2/Ton*Day.

If the owner picks up the commodities at the factory warehouse after nineteen (19) calendar days (exclusive of the then-current day) following the date of deregistration of the standard warehouse receipt (exclusive of the deregistration day), the owner shall pay the late fee to the factory warehouse as calculated in the following formula, and the factory warehouse shall assume no liability related to the commodity quality, consignment time and consignment speed under the futures standards.

Amount of late fee = CNY 2/Ton*Day × Quantity of all the commodities × 19 Days

Where the factory warehouse fails to consign commodities according to the required daily consignment speed but timely completes the consignment of all the commodities, the factory warehouse shall compensate the owner.

Amount of compensation =One-off delivery settlement price of the last delivery month of such commodity × Quantity of the commodities which shall be, but fail to be, consigned according to the required daily consignment speed × 5%.

Where the factory warehouse fails to timely complete the consignment of all the commodities, the factory warehouse shall, in addition to the compensation provided in Article 41 of the Detailed Rules, compensate the owner the amount of compensation, the amount of compensation = One-off delivery settlement price of the last delivery month of such commodity × Quantity of the commodities which shall be, but fail to be, consigned according to the total quantity of the commodities × 5%; The following procedures shall apply to such failure:

the Exchange shall supply to the owner the physical commodities of the same quality and quantity of other factory warehouses or locations and bear all the costs and expenses arising out of or in connection with the adjustment of the delivery site and the delayed consignment; and

where the Exchange fails to supply the above commodities, the Exchange shall refund to the owner the payment of the commodities and compensate the owner.

Amount of refunded payment of commodities and compensation = One-off delivery settlement price of the last delivery month of such commodity × Quantity of the commodities which shall be, but fail to be, consigned according to the total quantity of the commodities × 120%.

In the event of any violation by the factory warehouse described in Article 41 or 42 of the Detailed Rules, the compensation shall firstly be paid to the owner by the factory warehouse. Where the factory warehouse fails to pay such compensation or the amount of compensation is insufficient, such violation shall be handled by the Exchange subject to the applicable provisions of the Measures for Standard Warehouse Receipt Management of Dalian Commodity Exchange.

Chapter IV Supplementary Provisions

Any violation of the Detailed Rules shall be handled by the Exchange subject to the applicable provisions of the Measures against Rule Violations of Dalian Commodity Exchange and other rules.

The Exchange reserves the right to interpret the Detailed Rules.

The Detailed Rules shall come into force on July 1, 2019.

Annex 1: Corn Starch Delivery Quality Standard of Dalian Commodity Exchange (F/DCE CS003-2024)

Annex 2: List of Delivery Warehouses Designated for Corn Starch of Dalian Commodity Exchange (Omitted)

Annex 3: Regulations on the Packing Specifications of Delivery Products of Corn Starch of Dalian Commodity Exchange

Disclaimer: This English translation may be used for reference only. In case there is any discrepancy between the English version and the original Chinese version, the original Chinese version shall prevail. Dalian Commodity Exchange may change or update this English translation without any prior notice and shall accept no responsibility or liability for damage or loss caused by any error, inaccuracy, misunderstanding, or change with regard to this English translation.

Annex 1

Corn Starch Delivery Quality Standard of Dalian Commodity Exchange ("DCE") (F/DCE CS003-2024)

Main content and applicable scope

This standard herein (the "Standard") stipulates the definition, quality requirements, testing methods, inspection and determination standards, and packaging and storage requirements, etc. for corn starch delivered at DCE.

The Standard applies to standard products delivered under the corn starch futures contract of DCE.

Cited rules and standards

The provisions of the following documents are incorporated as provisions of the Standard by reference, and their latest versions shall be applied to this Standard.

GB/T 8885 Edible Corn Starch

GB/T 191 Pictorial Marks for Packaging, Storage and Transformation

Terms and definitions

Corn starch: the starch produced with domestic corn as raw material within the territory of China.

Quality requirements

Standard products shall simultaneously meet the quality requirements as set out in Table 1, Table 2 and Table 3.

Table 1: Sensory requirements

Item	Quality Requirements
Appearance	White powder or powder with light yellow shadow, with luster
Odor	With special odor inherent for corn starch, no peculiar odor
Table 2: Physical and Chemical Standards

Item	Quality Requirements
Moisture / (%)	≤14.0
Acidity (dry basis) / (%)	≤1.80
Ash (dry basis) / (%)	≤0.15
Protein (dry basis) / (%)	≤0.45
Spot / (amount/cm2)	≤0.7
Fat (dry basis) / (%)	≤0.15
Fineness / (%)	≥99.0
Whiteness / (%)	≥87.0
Table 3: Hygienic Standards

Item	Quality Requirements
Sulfur dioxide / (mg/kg)	≤30.0
Arsenic (As) / (mg/kg)	≤0.5
Lead (Pb) / (mg/kg)	≤0.2
Inspection and determination standards

The products produced by the same manufacturer and with the same packaging specifications are of a batch.

The sampling amount shall be a rounded-up integer nearest the figure as determined in accordance with relevant provisions of the sampling plan in GB/T 8885, and the inspection method shall be subject to the requirements as set out in GB/T 8885. If there is any version update, the updated provisions in the new version shall be applied.

Provided that any item as set out in Standard 4 "Quality requirements" is unqualified, this batch of products shall be determined as unqualified.

Packaging, labeling and marking requirements

New double-layer or laminating bag shall be used. Packaging materials shall be dry, clean and strong, and accord with the hygienic requirements for food packaging materials.

Packaging bags shall be printed with product name, net content, producer"s name, address and contact information, production date, food production license number, etc., and their markings shall comply with the requirements in GB/T191.

Storage requirements

The products shall be stored in a cool, dry and ventilated pollution-free environment, and shall not be stored in open air.

Additional note

The Standard shall be subject to the interpretation of DCE.

Annex 3

Relevant Provisions on the Packing Specifications of Delivery Products of Corn Starch of Dalian Commodity Exchange

The packaging specifications of delivery products of corn starch shall be implemented in accordance with the following provisions:

The packaging specifications of delivery products of corn starch loaded in and out of the delivery warehouse shall be 830 ± 5 kg/sack or 850 ± 5 kg/sack in net weight. When loading into the warehouse, the net weight of corn starch shall be calculated based on the deduction of 2.5 kg of packages per sack, as the basis for issuing the standard warehouse receipts.

The packaging specifications of delivery products of corn starch loaded out of the delivery factory warehouse (hereinafter referred to as the "factory warehouse") may include the net weight of 830 ± 5 kg/sack, 850 ± 5 kg/sack, 1000 ± 5 kg/sack, and other specifications negotiated between the owner and the factory warehouse. The packaging specifications provided by each factory warehouse shall at least include the net weight of 830 ± 5 kg/sack or 850 ± 5 kg/sack, and the specific range shall be published in the List of Delivery Warehouses Designated for Corn Starch of Dalian Commodity Exchange. When loading out of the factory warehouse, if the packing specifications are 830 ± 5 kg/sack and 850 ± 5 kg/sack, the net weight of corn starch shall be calculated based on the deduction of 2.5 kg of packages per sack. If the net weight is 1000 ± 5 kg/sack, the net weight of corn starch shall be calculated based on the deduction of 2.8 kg of packages per sack.

The owner may negotiate with the factory warehouse to determine the packaging specifications and the weight of the packages for calculating the net weight within four (4) calendar days (inclusive of the fourth calendar day) following the deregistration day of the standard warehouse receipt (exclusive of the deregistration day). If consensus is reached, the factory warehouse shall consign the goods in accordance with the agreement between the two parties. If the negotiation fails, the owner may make choice within the published range of the packaging specifications of the factory warehouse, and the factory warehouse shall consign the goods according to the choice of the owner. If the owner fails to make choice in time, the factory warehouse shall make choice within the published range of the packaging specifications and consign the goods.