Dalian Wantong Industrial Equipment Co., Ltd., established in 1992, is a high-tech enterprise mainly engaged in design, manufacture, installation and performance test of industrial furnace/kiln and ductile cast iron pipe production equipment. It is the biggest manufacture base of ductile cast iron pipe production equipment with fullest specifications and kinds in China and the owner of water cooled metal mold centrifugal casting machine patent (Patent No. ZL 01 2 20317.3) Meanwhile it produces and sells ductile cast iron pipe, igniting device and flame safety protection device, design and manufacture of plating and coating production line, special machine tool, machining tool, flexible automatic line etc. and has a lot of clients in China and around the world. In March of 2002, Wantong Company has been achieved ISO9001 and ISO9002 Quality Certificate. ... 
China