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Chemical equipment cleaning includes online cleaning and offline cleaning.

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Circulating water hanging plate experiment A, the standard corrosion test piece Ⅰ type...

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Measures for discharge of waste water by coal chemical enterprises The waste water disc...

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Hydraulic treatment agent

The chemicals used in industrial circulating water treatment mainly include Scale Inhibitor, corrosion inhibitor, sterilization and algicide, cleaning agent, prefilm agent, etc. Common methods of industrial boiler water treatment include out-of-boiler water treatment and in-boiler water treatment, and the main chemicals used are: corrosion and Scale Inhibitor, deaerating agent, water supply alkali reducing agent, ion exchange agent, regenerant, softener, alkalinity regulator, scale remover, etc.

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Shaanxi Ande Technology Industry Co., Ltd.

Located in Xi'an, the starting city of the national "the Belt and Road economic belt", Cheng Liyu in February 2002 with a registered capital of 53 million yuan, it was successfully listed on December 29, 2015 (stock code: 834942). On August 15th, 2017, it signed the development strategy agreement with Henan Qingshuiyuan Technology Co., Ltd. (stock code: 300437) and became its wholly-owned subsidiary.