Chongqing Zhengtian Environmental Protection Industry Co., Ltd., established on 2003-11-12, Business scope includes environmental protection technology development;Environmental technical information consultation;Non-ferrous metals and alloy materials,Technical Development of Sacrificial Anode Products,production and sales(Production,Sales do not contain precious metals),Metal heat treatment processing,Physical and chemical testing technical services for metal materials,Metal anti-corrosion and cathodic protection technology development and service,Production,processing,sell plastic products,Packaging steel drum,Wrapping Paper Products,General Machinery,electrical machinery,Instrumentation and accessories,Realtor.(law,Prohibited by law,Not allowed to operate;law,regulations,Subject to approval by the State Council,Before approval,Not allowed to operate.)