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Weihai Hanbang biological environmental protection Polytron Technologies Inc (hereinafter referred to as Weihai hanbon) is under the production of bioflocculant Hanbang biological professional and compound bio flocculant, and high-tech enterprises rely on biological technology to provide integrated solutions for water treatment. The company's products are widely used in mining wastewater, domestic sewage, river sewage, chemical wastewater, heavy metal pollution wastewater, tap water raw water treatment and membrane pretreatment.

The following personnel are now required to be recruited because of production: