Shanghai Joinwit Optoelectronic Tech.Co.,Ltd is a professional manufacturer of high precision optical fiber test instrument. It specializes in R&D, manufacturing many kinds of optical performance test instrument for optical testing application equipment and networks.
Our service is for optical fiber communication testing instruments manufacturing, optical device manufacturing, OEM ODM.
To provide high quality services with professional technology for our clients conveniently, we welcome regional distributor to establish the selling network in various countries and regions together,
