Colorunion has proven expertise in testing and evaluating raw materials and finished products. Colorunion has created a number of successful series, and Toner is one of them. The production process of our team printer cartridges for brother is strictly and constantly monitored. From wafer production, plate test to assembly, each step is strictly carried out by adopting a 24-hour shift system. Its production strictly follows the ISO 9001 international quality certification system.
our company is carrying the spirit of pioneering and enterprising, and keeps exploring forward. Inquiry!