Established in 2001, Shenzhen ZHAOWEI Machinery & Electronics Co., Ltd. (hereinafter after referred to as ZHAOWEI) is a company designs, researches, develops and produces precision micro drive systems. ZHAOWEI is a National High-tech Enterprise, with headquarter in Shenzhen, Guangdong Province, registered capital 171.4347 million RMB, and is a listed company with stock code 003021. ZHAOWEI provides customers with transmission design, mold manufacturing, part production and assembly services. Driven by the mission of “precise, micro, and high torque,” ZHAOWEI has long focused on product research, covering transmission principles& material research, motor & molding design, injection & assembly automation, as well as gear and drive system testing. ZHAOWEI products offer modules and a wide range of customized precision gear motors and planetary gearboxes with the following diameters: 3.4, 4, 6, 8, 10, 12, 16, 20, 22, 28, 32, 38 mm, voltages: 1.5–24V, power: 0.01–40W, output speed: 5–2000rpm, reduction ratio: 5–1500, output torque: 1 gf. cm–50 kgf.cm, and encoder and control system modules. That is mainly used in the fields of intelligent automotive drive, communication equipment, industrial equipment, smart home, robot, medical and personal care, beauty and health care, sports, 3C, virtual reality, and linear transmission.