Guangzhou Chaozhiyang Electronics Co., Ltd. has been in the business of wholesale office consumables for over 10 years. The R&D centre follows ISO and management system, and invests millions of dollars in product development every year, launching more than 300 new products every year.Always committed to achieving zero defects, products are tested according to OEM benchmark performance, with a testing centre of over 1,000 square metres and nearly 600 testing machines for testing empty cartridges, toner cartridges, fixing rollers, lower rollers, pick-up rollers, balancers, etc.