显示标签为“Lanzhou LS-National Oilwell Petroleum Engineering co.”的博文。显示所有博文
显示标签为“Lanzhou LS-National Oilwell Petroleum Engineering co.”的博文。显示所有博文
2016年12月14日星期三

Supply LS-NOW Drawworks JC40,JC50,JC70,JC40D,JC50D,JC70D,JC90D,JC40DB,JC50DB,JC70DB&JC90DB

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We supply drawworks of Lanzhou LS-National Oilwell Petroleum Engineering co., Ltd,it include Mechanical driven drawworks JC40,JC50,JC70.DC M...