Dongguan Zhonglong Electromechanical Equipment Co., Ltd. is an independent designer, developer, and seller of water supply equipment, focusing on the sales, installation, and after-sales service of water supply systems such as urban secondary water supply systems, urban water treatment systems, smart pump room design, and renovations. The company is the Guangdong general agent of Jiangxi Beide Pump Industry Co., Ltd. We specialize in variable frequency constant pressure water supply equipment, no-negative pressure variable frequency water supply equipment, residential/industrial secondary water supply equipment, box-type no-negative pressure pump stations, fire protection water supply equipment, and more. Our main products include submersible sewage pumps, vertical pipeline pumps, horizontal centrifugal pumps, vertical multi-stage pumps, quick-disassembly pipeline multi-stage pumps, quick-disassembly high-rise building water supply multi-stage pumps, fire pumps, air conditioning pumps, complete residential/fire protection water supply systems, intelligent variable frequency control cabinets, water tanks, air pressure vessels, control boxes, and environmentally friendly pumps.