BITWON OPTICAL MATERIALS CO.,LTD,a professional manufacturer devoted to the Optical business in 2002,with advanced technology and strong R&D background, has produced a series of reflective materials applying micro-prismatic principles and with self-owned intellectual property rights. In 2009,the company passed the ISO 9001 QUALITY MANAGEMENT SYSTEM, and furthermore, it has passed the test of NATIONAL INSITITUTE OF MEASUREMENT AND TESTING  TECHNOLOGY according to a series of new products, and follows the NATIONAL STANDARD MATERIAL  REFLECTIVE FOR TRAFFIC USE (GB/T 18833-2012) and exceeds the reflective coefficient achieving the world’s highest level. It breaks the monopoly of foreign enterprises, and wins glory for “Made in China”.