Our company was established in 1987, starting with plastic corrugated (hollow profile) sheet and its box & container making. And now, we extended our business field the extrusion system We are expert line From beginning, sold to all of world. technology is ...

Qingdao Tongsan Plastic Machinery Co., LTD, situated on the prosperous Jiaozhou bay, is exclusively specializing in designing and manufacturing a great variety of plastic machinery. With national top scientific manpower, our company engaged researching ...