Solutions

This project was put into operation in October 2020, and it will treat the nitrogen oxide waste gas, nitric acid

The project contract was signed on May 21, 2020, and it will be put into operation in July 2020, and

This project is for the treatment of waste gas produced by the precious metal workshop of Yantai Jinao Environmental Protection

The project was officially put into operation in May 2021, and is used to treat the high-concentration nitrogen oxide waste

When platinum group metal concentrates are separated and refined, many of them are produced as AgCl residues. Heavy non-ferrous metal

In November 2019, the company signed a palladium refining and waste gas treatment contract with Shanghai Yaohua Platinum Products Co.,

This project was officially put into operation in March 2019. It is used to treat the nitrogen oxide waste gas

This project was put into operation in April 2020. It is used to treat high-concentration nitrogen oxides produced by the

This project is for the production of silver electrolysis, high-purity copper and tellurium and supporting waste gas treatment for Huanggang

This project has designed 3 silver electrolytic units with a daily output of 300kg/d and one 1500kg/d non-residue silver electrolytic

　　This project was formally put into operation in April 2021, and is used to treat the tail gas of silver

Gold, silver, platinum, palladium, rhodium refining and precious metal electrolysis project The business scope of our Zhengzhou Jinquan's cooperative customer