HARGRAND (Former: BAOQI) was specialized in producing drilling tools. It is located in Yanjiao National High-Tech Development area at Hebei Province which is 20 kilometers away from Beijing Capital airport, and 170 kilometers to Tianjin port. HARGRAND provided a whole set of drilling tools parts, and also matching Chinese standard, oversea standard ("Q"series) and the special standard for all products.The main products are: Diamond Bits, P. D.C Bits, Casing Shoes, Reaming Shell, Core Barrels Assembly and Accessories, Drill Rods, Casing and other drilling tools. The main specifications are: Chinese Standard Core Barrels, such as P75, P91, P110, S59, S75, S95. And Q series Wire-line Core Barrel and Accessories, such as BQ, NQ, HQ, PQ. HARGRAND has many senior engineers and drilling technicists to ensure the producing processes, trouble-shooting and after-sale service. With over 20 years of drilling tools producing expertise, HARGRAND provided high quality and utility products to the worldwide market. There are 60% of the products to be sold to Mongolia, Russia, Kazakhstan, Vietnam, Iran, and Australia. In 2008, HARGRAND passed the quality management system certification (ISO 9001:2000), and have owned two Chinese drilling patents.</p>