A brief history of Zhao Jin Gold and Silver Refining Co., Ltd.

The company now has the most advanced gold refining technology in the world-Swedish Boliden refining process and automation (PLC) control technology. The technology has the advantages of flexible process, strong adaptability, short production cycle, less capital occupation, no pollution, high automatic control level, high recovery rate of gold and silver and stable product quality. The company's supporting testing center has introduced the most advanced international testing equipment such as plasma emission spectrometer and atomic absorption spectrometer, as well as high-precision weighing instruments and fully enclosed exhaust system, which can realize comprehensive analysis and testing of gold, silver and its products, environmental protection, water supply and drainage, etc. Now it has passed the testing ability of international and domestic professional organizations such as London Gold and Silver Market Association International Standard Gold Ingot, Standard Silver Ingot, Shanghai Futures Exchange Gold Futures Delivery Brand Gold Ingot, Shanghai Gold Exchange Standard Gold Ingot and Standard Silver Ingot.