- Huludao Longyuan extraction equipment Co., Ltd.
- GlobalAsiaMain camp:镦粗机,镦粗油管,抽油杆,镦锻机,热处理调质线,油管外加厚,插接式抽油杆,导向器,
- Shandong trillion Xin petroleum tools Co., Ltd.
- GlobalAsiaMain camp:封隔器,扶正器,接箍,采油工具,井下工具
- Zibo friends of Chemical Equipment Co., Ltd.
- GlobalAsiaMain camp:减速机,搅拌器,搅拌设备,反应釜,真空泵,机械密封,联轴器,
- Hongkong Ke Lingke Trading Co., Ltd.
- GlobalAsiaMain camp:取力器,变速箱,油田变速箱,
- Weifang Ke Qing economic and Trade Co., Ltd.
- GlobalAsiaMain camp:
- Beijing's auspicious science and technology limited company
- GlobalAsiaMain camp:水喷砂除锈设备,玻璃钢喷涂设备,聚氨酯喷涂设备,
- Ji'nan Kai Xiang Petroleum Machinery Equipment Co., Ltd.
- GlobalAsiaMain camp:液压盘刹及配件,推盘离合器及配件,伊顿辅助刹车及配件,泥浆泵配件,钻机配件
- Baoding City, the new city is still the wind oil equipment factory
- GlobalAsiaMain camp:
- Hebei Fei Cheng Petroleum Equipment Co., Ltd.
- GlobalAsiaMain camp:采油设备金属包装,消防设备,石油设备及配件,广告牌制造安装,广告设计制作
- Hejian City Haotian drilling accessories Distribution Department
- GlobalAsiaMain camp:三牙轮钻头,江汉牙轮钻头,石油钻头,PDC钻头,金刚石钻头,镶齿三牙轮钻头,组装钻头,扩孔钻头,异型号牙轮钻头,矿山钻头,地质钻头,复合片钻头,取芯钻头,硬质合金钻头,导向钻头,金属密封牙轮钻头,单牙轮钻头,水井牙轮钻头,牙轮掌片,钢齿三牙轮钻头
- Jiangsu Golden Tiger Electrical Technology Co., Ltd.
- GlobalAsiaMain camp:直流电机Z系列,Z2系列,Z4系列,
- Yancheng City friendly petroleum machinery Co., Ltd.
- GlobalAsiaMain camp:防喷器,螺杆钻具,抽汲防喷盒,旋塞阀,抽砂捞,抽油杆吊钩,自封封井器,套管刮削器,千次抽及胶皮,抽油杆吊钩等井下工具
- Door mechanical equipment Co. Ltd. Yantai, Three
- GlobalAsiaMain camp:
- Grand Army Petroleum Machinery Equipment Co. Langfang, Ltd.
- GlobalAsiaMain camp:
- Industry Trade Co. & Ltd. Dongying, Branch
- GlobalAfricaMain camp:石油机械设备,