1. Production of anhydrous sodium sulfite from flue gas desulfurization resources
2. Production of industrial sodium metabisulfite from flue gas desulfurization resources
3. Sodium thiosulfate for industrial production from flue gas desulfurization resources

1. Using the company's invention patent to remove heavy metals from wastewater, and then further remove impurity, wastewater concentration and reuse technology
2. Using the company's invention patent to remove heavy metals from wastewater, and then further remove impurity, direct use of wastewater to produce high purity zinc oxide technology

Weirz high temperature reduction and volatilization technology is used to treat hazardous waste residue of zinc system, recover valuable metals such as lead, zinc and indium, and produce by-products of zinc oxide and desulfurization.

1. Production of high purity metal sulphides: the production process of wet synthesis of metal sulphides from by-products of smelting process by using the company's proprietary dry preparation vulcanization technology
2. Lithium battery recycling: by dismantling separation of lithium batteries, with full wet extraction technology to extract and purification of valuable metals in the battery, will be one of the nickel, cobalt, manganese into sulfate product, reduce the waste pollution to the environment at the same time, the recovery of nickel, cobalt, manganese can be further as raw materials for the lithium battery enterprises making batteries

1. Flue gas mercury removal technology: using our company's new industrial mercury removal equipment and technology, separation of high concentration of mercury chloride, supernatant returned to the bottom of the tower reaction zone, mercurous chloride as a product sales
2. Technology for recovery of tin and other valuable metals from waste residue