亚洲国产欧美在线人成|国产精品污片免费下载|久久精品国产只有精品6|日本欧美中文字幕精品亚洲|最新中文无码字幕在线热播|香港三级日本三级久久不卡|人妻丰满熟妇无码区乱com|人妻无码中文字幕免费视频蜜桃

Chongqing Gearbox Co., Ltd. is located in Jiangjin District of Chongqing, which is a third-line military enterprise. It mainly produces heavy-duty gearboxes, coupling and large shock absorbers for building materials, metallurgy, marine, wind power and other industries. In 2003, the company was listed as a national large-scale enterprise, and ranked among the top 50 industrial enterprises in Chongqing for five consecutive years. Chongqing Shipbuilding Industry Company is the only one to enter the ranks of large enterprises. 

 In 2017, our company provided split mechanical seals to solve the problem of oil leakage in naval ship gearbox, which has won the unanimous praise of customers.