Tianjin Jinggong Petroleum pipe fitting co., Ltd mainly produces tubing and casing coupling. We are one of the 4 most competitive corporation in China. designated supplier days Steel Oil Pipe Co., Ltd. for coupling coupling, which products million a year. Our ...

Specializing in the manufacture of engines, especially for Mode plane, car, boat and also supplying gardening machinery, water pump etc. The price is very competiteve. With more than twenty years experience producing all types engine, we can supply you ...