50 1 Cheng Zheng Commercial Building, No.36 Hongmen Street, Chengdu, can repair 3d hard gold. According to relevant public information, Tianxin Jin Dian is a gold jewelry specialized enterprise integrating retail, wholesale, purification and casting, and gold trading and investment. The address is located at 50 1 Cheng Zheng Commercial Building, No.36 Hongmen Street, Chengdu. Chengdu, referred to as "Rong" for short, is also called Rongcheng and Jincheng. Located in the middle of Sichuan Province, Chengdu is the capital and sub-provincial city of Sichuan Province, one of the first national historical and cultural cities in China, and an important central city in Southwest China.