As one of the earliest production bases of pneumatic machinery equipments, Yantai Petroleum Machinery Co., Ltd was founded in 1981, with registered capital of 8 million yuan and exsiting staff of 200 people. The factory mainly produce air motors, air winches, kelly spinners, reduction gearboxes etc, all of which are...

 

彩票微信红包群 微信彩票投注群 彩票计划微信群和qq群 微信彩票计划群 彩票微信群二维码大全 北京赛车交流群 正规彩票微信群 彩票微信群二维码大全 彩票微信群大全 彩票微信红包群二维码大全