Shandong Huali Electromechanical Co., Ltd., founded in 1999 with a registered capital of RMB10.08 million, currently has 298 employees, 80 technicians, 6 production lines, more than 100 sets of CNC equipment, a standard test center, a high-tech enterprise, a standard drafting unit for generator sets, a Shandong Enterprise Technology Center, a large intelligent environmental spray haze removal equipment R&D, production and export base, a "3.15 quality, reputation, service consumer satisfaction and integrity unit", a "trustworthy, contract abiding enterprise". Adopting a stainless steel Y-shaped filter to better prevent foreign objects from entering the sprinkler and blocking the nozzle; 360 degree high-pressure rotary joint water pipe to prevent water leakage; Adopting domestically renowned brand self-priming centrifugal pumps; German imported fan, remote control. The material of the air duct is 6mm thick carbon steel plate, and there is a protective net at the tail to prevent foreign objects from entering the air duct and damaging the fan; The up and down lifting method uses dual hydraulic cylinders for more stable and safe lifting.