Primanex is originally established in Fremont, California of USA in September of 2000, relocated to Shandong of China in November of 2002; and establishes Center for R&D and Sales & Marketing within Free-Trade Zone of Qingdao in January of 2004. The company designs and manufactures advanced photonics components, modules, sub-system and equipments for fiber optics communication, fiber sensing, instrumentation, renewable energy, and defense applications.

Primanex is first known in the photonics industry through her prestigious magneto-optics switching technology which has been successfully used by worldwide important customers. With a group of industry veterans and professionals, Primanex is enthusiastically pursuing Photonics Innovation and Excellence, and committed to provide complete products, solutions and services to customers for over 10 years.

Primanex is regrouped in March of 2012 to focus more on the high-end opto-electronics components and modules, and the most demanding applications. Primanex aims to become one of the top innovative photonics companies in China and the globe, and for always works with valuable partners worldwide together for the peace under the blue sky.