日韩人妻无码一区二区,日美嫩B嫩BBBBBB,亚洲 精品一区二区三区,国产婬乱片A片AAA毛片下载,精品国产鲁一鲁一区二区赤裸特工
NEWS

  More>> 

about
Shandong Molong Petroleum Machinery Co., Ltd is a listed company specialized in R&D, manufacturing, sales & service and import and export of petroleum machinery.As one of the top four suppliers of CNPC for Category I material and qualified suppliers of CNPC, SINOPEC, CNOOC and Shaan’xi Yanchang, the company is mainly manufacturing tubing, casing, line pipe, sucker rod, subsurface sucker rod pump, pumping unit, electric submersible pump, topping-up pump and various downhole tools. The company was founded in 1986 originally and started business of petroleum machinery in 1987. Shandong Molong Group Co was organized In 1994.Shandong Molong Petroleum Machinery Co., Ltd was founded in 2001 by approval of People’s Government of Shandong Province. Being listed in GEM(Growth Enterprise Market) of Hong Kong Stock Exchange on April 15th 2004, Shandong Molong Petroleum Machinery Co., Ltd became the first company listed outside mainland among the private companies in Weifang and the domestic companies in the same business.

More>>

Products
Pipe products
Oil production machinery
Castings and forgings
国产一级a毛一级a毛观看视频网站 | 亚日韩在线观看了 | 日本一线二线在线观看 | 四川少妇BBw高潮喷水AⅤ片 | 国产一级婬片永久免费看久久 | 国产 69熟妇视频天美 | 一级毛片真人免费视频 | 国产人妻人伦精品九色 | 粉红天堂av男人天堂av | 亚洲Av乱熟妇A片大全 | 国产成人无码精品久久久swag | 视频丨9l 丨口爆 | 一级特黄aa大片欧美 | 熟女乱AⅤ一区二区三区 | 四川农村一级毛片免费 | 北岛玲日韩一区二区三区 | 久久久久成人精品视频 | 夜色视频国产欧美一区MD | 欧美一区二区三区免费A片按摩 | 91国内精品人妻无码久久久,亚 | 狠狠色婷婷久久一区二区三区91 | 无码av久久久蜜桃成熟时电影 | 91在线无码精品秘 比基尼 | AV免费一区二区三区 | ZZJJ国产精品一区二区 | 真人操逼视频丰满性感内谢高清 | 啊啊亚洲无吗视频免费 | 女自慰喷水精品www久久久 | 国产互换人妻XXXX69张雅丹 | 精品人妻无码一区二区三区4 | 黄色录像一二级片人妻少妇 | 人妻偷乱视频一区二区三区 | 蜜桃狠狠狠狠狠狠狠 | 蜜桃视频一区二区三区四区软件介绍 | 国产精品无码一级毛片一区 | 一本色道久久综合无码人妻88 | 老女人一区二区三区老牛免费视频 | 四川老肥熟妇BBBWBBBwm | 特级全黄久久久久久久久 | 国产又粗又猛又爽又黄的视频P站 | 国产精品人人妻人人爽69拉洋片 |