Qingdao Puhua Heavy Industrial Group was established in 2006, total registered capital over 8,500,000 dollar, total area nearly 50,000 square meters. The Group owns four subsidiary corporation: Qingdao Puhua Heavy Industrial Machinery Co., Ltd; Qingdao Amada Numerical Control Machinery Co., Ltd; Qingdao Puhua Dongjiu Heavy Industrial Machinery Co., Ltd; Shandong JiTran International Intelligent equipment Co., Ltd. main products are shot blasting machine(hook type shot blasting machine, roller conveyor shot blasting machine), sand blasting booths, CNC punching machine and laser cutting machine and other customized Intelligent equipment. Automatic abrasive recycling sand blasting room is suitable for large workpiece surface cleaning, rust removal, increase the workpiece and the adhesion between the coating effects, sand blasting room according to the abrasive way of recycling blasting room is divided into: mechanical screw type sand blasting room, mechanical scraper type sand blasting room, pneumatic suction type sand blasting room and manual recovery type shot blasting room.