Xiamen KEYSOLU Electronics Co., Ltd.

~Xiamen Keysolu Electronics Co., Ltd established in ***0, located in Guankou Town Jimei Dist., Xiamen, China, covers an area more than ****0 square meters with annual production capacity near *0 million pieces.
 
Formerly as a semiconductor division of Xiamen Hongfa, Keysolu has been specializing in developing and manufacturing of solid state relays, semiconductor devices, control modules and other products for nearly twenty years.
 
Keysolu has built a strict and complete quality control system, and acquired the ISO***1:***8 Quality Management System Certificate since ***1. And because of our dedication to quality, most of Keysolu products are agency approved by UL/CUL, CE, TUV and CQC.
 
Our business philosophy is Quality, Excellence, Creativity and Win-win. We are committed to become the worlds leading solid state relay manufacturer. We offer wide range of off-the-shelf solid state relays, semiconductor devices and control modules, as well as custom-designed products. The reliable quality guarantee, the excellent technical service and the best cost-effective solution have made us the ideal choice for your switching solutions.