摘要
促使中国珠宝业长达半个世纪的“珠宝玉器不退换”的霸王条款“破冰”，其背后推手就是北京国际珠宝交易中心董事长兼总经理丁文忠。
Ding Wen Zhong who is the director as well as the general manager of Beijing International Jewelry Change Center broke the monopolistic dause of°∞ Jewelry is not refundable°±which influenced China Jewclry Industry for half century.
