Huayue Technology Co., Ltd. is a professional design, manufacture and sales of optical components company. we own a number of patented technologies,  Our main products include Mechanical optical Switch, high-speed magneto-optical switch, CCWDM,CDWDM, circulator, AAWG ,MEMS VOA and Faraday Rotator Mirror(FRM). FRM is one of the pioneers of this series of products, and we are the leader of broad band Faraday Rotator Mirror . our FRM have the advantages of wide operating broad band  and wide working temperature range. We are the first developer and producer of CDWDM.