I am Jack from Shenzhen,China. As a business manager in Ruik-tech Communication Co.,LTD.,i am always enjoying my present work,enjoying communicating with clients,enjoying the changing relations from business partners to close friends.Not only on business,but also back to life,we always have various topics,we taking,we smiling,we improving.....Of course,i also like my company,who is a preferred manufacturer for Polarization Maintaining Fiber Components and High Power Components. Relaxing working circumstance,comfortable working environment,friendly colleagues,that is why i like the group.The same goal leads us coming together,that is: RUIK-our brand.R represents high responsibility; U represents excellent union; I represents effective implement; K represents specialized knowledge;We mianly manufacture following products:polarization maintaining(PM) isolator,polarization maintaining(PM)circulator,polarization maintaining(PM)pathcord/jumper/pigtail,polarization maintaining(PM)Filter Coupler,polarization maintaining(PM) PLC Splitter,polarization maintaining(PM)FWDM,high power polarization maintaining isolator(1w,2w,3w,5w,10w,20w),high power patchcord/jumper(1w,2w),high power polarization maintaining circulator(1W,2W,3W,5W,10W,20W),high power collimated beam output isolator(1w~20w),in-line polarizer(ILP),polarization beam splitter(PBS),polarization beam combiner(PBC).