---Decree No.21 of the State Development Planning Commission,the State Economic and Trade Commission,the Ministry of Foreign Trade and Economic Cooperation of the People's Republic of China,promulgating the Foreign Investment Guidelines and its Appendix
2、对外贸易经济合作部、财政部、海关总署、国家税务总局关于边境贸易方式钻石进口有关问题的通知
---Circular of the Ministry of Foreign Trade and Economic Cooperation,the Ministry of Finance, the General Administration of Customs,the State Administration of Taxation of China,on the issues of diamond import through Border Trade