For the last decade, Comstar has always taken "high-quality products and satisfactory service" as our development tenet. Headquarters in Guangzhou, our production and R&D department are based in Beijing, Guangzhou, and Kaifeng. We have R&D advance and production capabilities of consumable products for printers, copiers, and speed printers, including toner powder, ink, master roll, toner and ink cartridge, ribbons, drum, and spare parts for printers and copiers, totally more than 8,500 models.Obtained more than 10 technical patents and an honorary title of national high-tech enterprise, Comstar's product has passed the test of environmental protection and obtained the China Environmental Labeling Product Certification. We require an almost strict standard for our products, with a complete quality management inspection system, and operating under ISO9001, ISO14001 standard, our products are trusted by customers domestic and overseas, 53 countries around the world have signed contracts to become COMSTAR's global distributors. Delivery management of factories in three places and storage centers in multiple provinces and regions can provide our business partners high-quality products and better delivery service.