Shandong Weichuang Petroleum Technology International Co., Ltd is a high-tech diversification company which provides services for designing, manufacturing and maintenance of oil drilling equipment or tools. The company has passed the ISO9001:2008 international quality system certification and been designated a special supplies unit of China Petrochemical Group Co., Ltd. (Sinopec) and China Petroleum Group Co., Ltd.(CNPC). The company constantly develops new products and gets new patents, relying on the sci-tech innovations and high quality services, which has formed a strong market competitive force. The main products of the company are high-tech downhole equipments, such as hydraulic pressurizer, drill shock absorber, drill stabilizer, casing abrasion protector, fishing tools, screw drill tools, drill pipe blowout preventer, etc. Meanwhile, the company undertakes maintenance of all kinds of drilling tools and drilling engineering services for directional well, horizontal well and extended reach well.