Shandong Rongzheng Petroleum Technology Co., Ltd. has a CNC automatic multi-head drilling machine for processing and manufacturing sand control screens, a hundred-ton sheath punching machine, CNC automatic resistance welding, automatic spiral welding machine, expansion machine, screen sleeve assembly machine and other types of screen production Manufacturing Equipment. It has CNC machining center DC80705, vertical machining center NBP-1000, CNC lathe, ordinary lathe, deep hole drilling and boring machine, horizontal milling machine, vertical precision milling machine, horizontal sawing machine, slow-moving wire cutting, fast-moving wire cutting and other machining equipment . The company strictly implements quality control in accordance with the ISO9001 quality management system and conducts non-differentiated functional test inspections on the tools produced to ensure that each set of products is of excellent quality. The annual production capacity is more than 20,000 meters of various screens, and more than 2,000 sets of various packers, gravel packing tools, water injection tools, fracturing tools and upper completion tools.