Located in "Spring City" of northern China---Changchun, Changchun Hongji Automobile Device Manufacturing Co., Ltd. is adjacent to the largest automobile manufacturing base China---FAW. Our company specializes high- frequency welding pipemaking machine for radiators and ...

We specialize in rapid prototyping, tooling, engineering and sourcing. Our technical force guarantees our services through working closely with local low cost workshops as well valued customers. are looking for stable long cooperative relationship every customer worldwide rather than ...