As a leading steel bolted tank manufacturer in Asia since 1989, Shijiazhuang Zhengzhong Technology Co., Ltd( brand name Center Enamel) provides
bio-digester tank solutions for biogas plants. Digester tanks we supply include GFS tank, Stainless Steel tank , Epoxy tank, Duplex SS tank, and Double
Membrane Gas holder. Our tank's design conforms to/exceeds EN ISO28765, AWWA, Eurocode, etc., and can add a CE mark (EN1090 certificate ).
Till now, our tanks have been successfully built in more than 100 countries including European countries like France, Italy, Spain, Hungary, Sweden,
Romania, Hungary, Bulgaria, etc. (-)