日本真人做爰免费视频120秒-亚洲精品无码久久久久久久-永久免费看mv网站入口亚洲-在线观看国产成人av天堂-男人边吻奶边挵进去视频-伊人久久大香线蕉av成人

Tieling Tianshi Machinery Co., Ltd. was established in 1997. In 2005, it successfully acquired the state-owned Tieling Chemical Machinery Plant and reorganized its assets.

The company covers an area of 83,000 square meters, construction area of 35,000 square meters. There are 3 mechanical processing workshops, 2 heavy-duty welding workshops, 2 assembly workshops and various machining equipment such as large-scale planer, floor boring machine, CNC Milling machines, machining centers, CNC lathes, CNC cutting machines, etc., a total of more than 320 units. It is the backbone of Tieling equipment manufacturing. The company has the ability to research and develop, design and manufacture a series of large flat vulcanizing units.