Solid. The gold in Shanghai Zijincheng is reliable, because the gold in Zijincheng is genuine. Shanghai Zijincheng Asset Management Co., Ltd. was established on May 3, 1996. The legal representative is Wang Fenfen. The business scope of the company includes: asset management, property management, cleaning service, parking lot management service, business information consultation, electrical appliance maintenance, e-commerce, jewelry and jade, diamonds, handicrafts, gift sales, etc.