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292020-07
Group cooperation and business
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Shandong kerui petroleum technology co.,ltd.E-mail:Globalsales@keruigroup.com Tel.:+86-13375466658 (Mr.Xu) Add.: 14thfloor, Guangming Tower, No.42, Liangmaqiao road, Chaoyang district, Beijing, China -
292020-07
Drilling and workover technology service business
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Shaanxi Ryan International Oil & Gas Engineering Technology Service Co., Ltd.E-mail:richestsales@keruigroup.comTel.:+86-13772094610 (Mr.Feng)Add.: Hengshi International Center, Fifth Fengcheng Road, TEDA, Xi’an, Shaanxi, China -
292020-07
Fracturing stimulation technology service business
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Sichuan Ruidu Petroleum Engineering Technology Co,. Ltd.E-mail:scrdsales@keruigroup.comTel.:+86-15275648000 (Mr. Du)Add.: 404, Building 3, Shimaoyujinwan, Hengjie, Mengzhuiwan, Chengdu, Sichuan, China -
292020-07
Gas stimulation technology service business
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292020-07
Integrated Oil & Gas Production management business
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