world advanced technology ISO:9001certification High tensile and comprossive strength High return loss provide asyou order From our CEO and main researcher Jim Yang you can understand our technology is advanced in the world.VP, Sales & Marketing, Comcore Optical Technologies, Inc.Shanghai, China ,2004 to 2005 Optical Prime, Custom Module Group, R&D dept, JDS Uniphase Corp. Ottawa,Canada Sept.2002 ...