Guomao Speed Reducer Group is a large professional manufacturer of gearbox, gear reducer, screw jack in China, established in 1993. All our products, such as gear reducer, screw jack, plastic extruder gearbox, have been in conformity with ISO9001:2008 standards ISO14001:2004 standard and OHSAS18001:1999 standard. Shandong Guomaoguotai Reducer Co., Ltd. is located in Shandong Peninsula, headquartered in Yantai, a beautiful port city. We have been granted by the Group to exploit international market. Our company sincerely wishes to cooperate with all friends!

Guomao Group possesses the total assets of RMB450 million, covers an area of 800,000 square meters, and has more than 2,500 staff members and workers. All kinds of professional personnel account to 20% of the whole members. The sales value of reducers exceeded RMB6.5 billion in 2012.

Guomao Group possesses a lot of domestic-made and imported advance equipment and testing instruments, including Nile counter gear grinding machine imported from German, OKUMA horizontal machining center imported from Japan, gear inspection and test center and three-coordinate measuring machine.