SALES CONTRACT OF COPPER CONCENTRATES Contract No.:This "Agreement" is made as of the BETWEEN: (“Seller” ) AND: ("Buyer") TABLE OF CONTENTS ARTICLE 1 DURATION 合同有效期ARTICLE 2 MATERIAL 合同货物ARTICLE 3 QUANTITY 供货数量ARTICLE 4 SHIPMENT 装运ARTICLE 5 DELIVERY 货物交付ARTICLE 6 PRICE 价格ARTICLE7 P AYMENT 货款支付ARTICLE 8 WEIGHING, SAMPLING, AND MOISTURE DETERMINATION 称重、取样及水分确认ARTICLE 9 Methods of sampling and Samples 取样与样品ARTICLE 10 ASSAYS化验ARTICLE 11 INSURANCE 保险ARTICLE 12 TITLE AND RISK所有权和风险ARTICLE 13 TOTAL/ PARTIAL LOSS 全部或部分损失ARTICLE 14TAXES AND DUTIES税收和关税ARTICLE 15 FORCE MAJEURE不可抗力ARTICLE 16 MATERIAL ADVERSE CHANGES实质性不利变化ARTICLE 17 EVENTS OF DEFAULT. REMEDIES违约和补救措失ARTICLE 18 GOVERNING LAW适用法律ARTICLE 19 ARBITRATION AND SOVEREIGN IMMUNITY WAIVER 仲裁与主权、豁免权放弃ARTICLE 20 SUSPENSION OF QUOTATIONS暂停报价ARTICLE 21 ASSIGNMENT转让ARTICLE 22 NOTICES通知INTRODUCTION: The Seller has agreed to sell and Buyer has agreed to buy copper concentrates at the following terms and conditions; IT IS AGREED by the parties as follows: ARTICLE 1 DURATION 合同有效期1.This Agreement shall commence from signing date of this contract (the "Commencement Date") and remain in effect until 31st, Dec, 2020 Buyer and Seller shall discuss in good faith to determine the extension of this Agreement for mutually agreed duration no later than 30th, Jun, 2020 . 本合同有效期至2020/12/31. 双方在 2020 年 6 月 30 号之前协商延期事宜。ARTICLE 2 MATERIAL 合同货物2.1 Sulfide copper concentrates produced by Oyu Tolgoi LLC (hereinafter referred to as “Producer") at the Oyu Tolgoi copper and gold mine in the South Gobi area of Mongolia, with estimated assay shown in Appendix I. (hereinafter referred...