Pinghu Gaojia is a machinery limited company focusing on developing and making high-speed automatic oil removing machine for fasteners. With the concepts of machine replacing workers, environmental protection, energy conservation, efficiency and practical, the independently researched and developed automatic oil removing machine is highly-rated by users in automotive fastener industry and high-end fastener industry. The company has 60% market share and applied for a patent for National Invention and 7 patents for utility models. Now this machine has two types, GJ-I only for nuts and GJ-II for nuts and threaded bolts. The company has three principles, diversification of production, classified management and Checking up at all levels in order to develop new type oil removing machines.