Article 14 The trading through bidding opens from Monday to Friday, except for public holidays in China. The specific trading hours will be publicized separately.   

Article 15 Commodities open for bidding include various types of natural rubber products and other bulk commodities. Quotations for domestically produced natural rubber products and other bulk commodities shall be in RMB while quotations for imported natural rubber products and other bulk commodities shall be in US dollars.

Article 16 Domestically produced commodities open for bidding include natural rubber products from state-owned or private enterprises and natural rubber products and other bulk commodities traded at Shanghai Futures Exchange, with their quality meeting national standards. The specific commodities open for bidding and quality standards as well as the organs appointed for quality inspection and consultation will be publicized by Sinoruex separately. Imported commodities for bidding shall meet the quality standards issued in the country of origin and the official quality re-inspection authority for such commodities is China Entry-Exit Inspection and Quarantine Bureau.

Article 17 Commodities open for bidding shall be measured in tons and be quoted in forms of RMB/ton or US Dollar/ton.