"hangzhou Jiahuang Transmission Technology Co., Ltd. Is Located At The Famous City Hangzhou——jiangdong Industrial Park, Which Is Only 5km Away From Hangzhou International Airport, 6km From Hu-hang-yong Highway, Being Convenient In Terms Of Transportation. Jiahuang Is An Enterprise Combining R&d And Manufacture As A Whole, Specializing In Developing And Producing Various Rv Reducer, Worm Elevator, Gear Reducer, Cycloidal Reducer, Opener, Valve Hoist, And Ud Planetary Stepless Gear. Taking The Lead In Getting Its Own Import And Export Rights In The Same Line. since The Company Was Established, Jiahuang Technology Has Been Devoted To The Development Of High-tech Products.