[Supply] oil drilling valve box Shandong oil drilling valve box - Xinghua welfare 
 The Qingzhou the Xinghua welfare mechanical plant located in the Oriental one of the ancient state of the historical and cultural city of Qingzhou. Location and convenient transportation, Jinan-Qingdao Expressway, East Tsing Highway, Jiaozhou-Jinan Railway, 309 State Road, which runs through the convenient transportation for the development of enterprises, provides a unique condition. 
 The factory was founded in 1982, mainly produces oil machinery parts, mud pumps, mud tanks, rig supporting services. The major equipment hobbing machine, boring machine, vertical lathe, a variety of machining equipment, gear hobbing process diameter 2500mm a variety of gear, worm gear and sprocket. 
 Our advanced production equipment, strong technical force, product quality is stable and reliable, and timely service. I plant to meet customer requirements and strive to exceed customer expectations for the purpose, adhere to the people, continue to introduce advanced management mode and modern management tools to assess the situation and development innovation, enterprise management is always moving toward the most advanced goal.