Dongguan TW-SCIE Co., Ltd is located in beautiful industrial town named xingxi in Dong guan city, Guang dong province. We already have abtained certificates of: ISO9001-2000, Network Access for Broadcast equipment of *****, High-tech company and Eligible company of Overall Quality Management. Tw-scie Co. Ltd are approaching to its goal of the industry’s best products and services, most loyal customers and most efficient operational ***** square meters saling, reseach and development of optoelectronic products with our own import. we have three products series: (1)optical fiber cable series (2)Optical Passive/Active device series (3)Opticalconverterseries All of the products are widely used in telecom, electric power, raliway and other related department, being exported to the countrys all over the world like France, India, Singapore, Malayia, etc.