Hasen-oilwell is a fast-growing professional international company ,and we focus on oil drilling tool's development and international trade of petroleum equipment. Hasen-well is in the famous production base of petroleum equipment--- Dongying city,shandong province,in which China 'second largest oilfield,the Shengli oilfield also located. The main business of our company is offering technical service of petroleum engineering,developing special drilling tools, selling the equipment and accessories of oil drilling &production,drilling tools,oil drill pipe,oil casing.
