Shenzhen ZHAOWEI Machinery & Electronics Co., Ltd was established in 2001,We provide the drive solutions for customers from design, tooling fabrication, components manufacturing and assembly. Precision reduction gearbox and its diameter:3.4mm-38mm,voltage:1.5-24V,power: 0.01-40W,output speed:5-2000rpm and output torque:1.0 gf.cm -50kgf.cm, precision plastic and metal powder injection parts and assemblies,customized micro worm and gear drive systems, precise electromechanical motion modules,and we can custom products as requirements.