Dear sir, Roy Jung is a Luxcom what is one of the best manufacturers of the highest quality optical communication devices and components. Our company mainly manufacture Patch Code, Attenuator, Fan-out cord and variety of fiber optic connector. Roy Jung is available the best measuring equipment and constantly we are being updated to keep processing with the rapidly growing fiber optics manufacturing market. Primary our commitment is high quality so we are seriously inspection for high quality and each procedure of our product will be tested strictly with measuring equipment.Luxcom connectors is manufactured through the ISO9001 quality system certification and gain a wide public praise in professional market.We mostly export to Japan and Southeast Asia and now we are negotiating with a Australia, many other country. Domestically, we supply to KT which is the largest communication company in Korea. Roy Jung is adhering to the business guideline of innovation, honesty, passionate service, and excellent quality concerns, our company will continue to provide best quality products as well as timely and satisfactory after service. We wish to create better future of optical communication industry with you.please refer to the our product document attached file I hope I will hear from you soon.Best regard, Roy from South KoreaTEL: +82-70-4268-9601FAX: +82-62-974-1116Mobile: +82-01-7449-1350 roycontact yahoo.co.krWeb-site: www.luxcom.co.kr