What is the name of Liu Shengchun Jade Mine?
Nachitai jade mine. According to Liu Shengchun's brief introduction, Liu Shengchun is the president of Qinghai Jade Association and the chairman of Qinghai Desheng Investment Group Co., Ltd., and owns a jade mine controlled by Desheng Group, called Nachitai Jade Mine, which is used to make gold and silver medals in the Olympic Games.