I. Delivery Unit

Trading unit of standard aluminum contract is 5 tons per lot and the delivery unit is 25 tons per warrant. Each delivery should be carried out based on integral multiple(s) of each warrant.　　

II. Quality Specifications

（1） Aluminum used for physical delivery must comply with such all specifications as prescribed in the international GB/T1196-2017 AL99.70, such as aluminum content, impurity content and others.

（2） Appearance and weight. Aluminum shall be delivered in the form of ingot. The weight range of domestic aluminum per piece is 15Kg±2Kg or 20Kg±2Kg. The weight of imported aluminum per piece is between 12 Kg to 26 Kg.

（3） Each overlanded or shortlanded warrant shall not exceed ±2% and the pound weight difference shall not exceed ±0.1%.

（4） Each warrant of aluminum must consist of commodity of the same manufacturer, nameplate, registered trademark, quality grade, shape and approximate weight per bundle.

（5） Each warrant of aluminum must be the registered brand approved by the Exchange and attached with quality certificate.

（6） The warrant must be issued by the Exchange approved warehouse for delivery after passing its acceptance check based on relevant regulations.

III. The Exchange Approved Manufacturers And Registered Brands

Aluminum used for physical delivery must be of the brand registered in the Exchange. The specific registered brand and the premium and discount standard will be provided and announced by the Exchange.

IV. Approved Warehouses for Delivery

The Exchange will designate and announce the warehouse for delivery. The premium and discount standard for warehouse for delivery at different locations will also be provided and announced by the Exchange.

Note: The appendix to this Contract is applicable to AL 1006 and later month contract.