Tongguan Gold Group Co., Ltd. is mainly engaged in gold mining business. Gold mining business The Group began its gold mining business in February 2017 after completing the acquisition of all of the interests in Yiguang. Through its 90% interest in Tongguan County Xiangshun Mining Development Co., Ltd., Yiguan Group is mainly engaged in the exploration, mining, beneficiation and sales of gold and related products in China. The Group completed the acquisition of all shares of Meijing Holdings Limited in April 2017. Through its interests in Luonan Jinhui Mining Co., Ltd. and Shaanxi Tongxin Mining Co., Ltd., Meijing Group is mainly engaged in gold and related minerals exploration in China. The Group completed the acquisition of all shares of Rongcheng Investment Co., Ltd. in November 2017. Through its interests in Tongguan Dexing Mining Co., Ltd., Rongcheng Group is mainly engaged in exploration and mining of gold and related minerals in China. The Group completed the acquisition of all shares of Fengyang Holdings Limited and Jiaying Co., Ltd. in December 2018. Through their interests in Tongguan County Tongjin Mining Co., Ltd., Fengyang Group and Jiaying Group are mainly engaged in exploration and mining of gold and related minerals in China.