Founded in 2001, Changsha TOPSFLO Micro Pump Technology Co., Ltd. is one of the leading and biggest manufacturers specializing in various precision micro pumps and fluid comprehensive solutions in China. Our products include mini DC brushless centrifugal pump, solar pump, mini diaphragm air pressure pump & vacuum pump, micro gear pump, which are widely used in household appliance, food and beverage industry, automotive electronics, solar industry, medical diagnostic equipment, laboratory ...