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ATOP Corporation was formally established in 2006 in Shenzhen, which is a high-tech company specializing in R & D, production and sales of optical transmission devices. We are committed to provide a full range of active and passive optical components  for  WAN, MAN ,FTTx, SAN. Our products cover the active to the passive optical components, chips,  modules to the subsystem.

ATOP production bases locates in Mianyang, Sichuan Province, which has totally over 13,000 square meters and very advanced manufacturing facilities .