The pre-existence of Mudanjiang Great Wall Drilling Tools Co., Ltd is Mudanjiang Great Wall Oil Petroleum Machinery Factory. It has been organized as a Joint-stock company according to the Corporation Law in 2001. Our Great Wall main products are: BOP, Drilling Tools, Well Head Tools, Fishing Tools, Cementing Tools, F type and 3NB type spare parts of Mud Pump, Drill Collars, Spiral Drill Collars, Integral Heavy Weight Drill Pipe, Work-over Tools, Coring Tools, and other equipments which includes more than 100 types of products and more than 1000 Specifications.
We have obtained the use right of API monogram and certification of ISO9001:2000.At present our Great Wall have occupied parts of the domestic oilfields: Daqing oilfield, Zhongyuan oilfield, Changqing oilfield, Liaohe oilfield, Dagang oilfield, Jilin oilfield, Huabei oilfield, Shengli oilfield, Sichuan oilfield, Xinjiang Qaramay oilfield, and our products have been exported to Saudi Arabia, Sudan, Yemen, Syrian, Kazakh
We are regularly Selling: bladed junk mill, drill pipe, float valve sub, heavy weight drill pipe, hexagonal kelly, integral blade string stabilizer, spiral drill collar, spiral heavy weight drill pipe, square kelly.
We are regularly Buying: bladed junk mill, circulating sub, concave bottom junk mill, die collar, economill, reverse circulation junk basket, watermelon mill, ysj type z oil jar. |
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