The company is Chinas recording equipment, a wholly-owned subsidiary of Enterprise, Trade and Industry, is a technology for the integration of all the people of high-tech enterprises, and companies with full band production line, the introduction of key equipment, nylon 66 selected Japan and the United States typing spinning for raw materials such as ink ; the use of advanced production technology with a comprehensive quality assurance system by the National Computer Centre of external monitoring equipment detected, all products meet the national quality performance standards GB4313-95.