Bosscolor Printer Consumable (Shenzhen) Co.Ltd was founded in 2006 .As a professional manufacturer of various kinds of compatible toner cartridges,ink cartridges and spare parts ,now we have our toner cartridge brand BOS ,of which the quality is VERY close to original . Our company gets high reputation in this line and has the certificate of GOLD SUPPLIER vertified by Alibaba . bosscolor.en.alibaba.com . Bosscolor now owns a factory and an office.Our factory covers an area of more 5000 square meter , has 80 well-trained employees, and gets the certificate of the ISO 9001 management system. Our office has 8 staffs for import & export business . We have a strong and independent Quality Audit Team to ensure our products all in high quality with the certificate of SGS,ITS, a high efficient Sales Team to provide excellent service before and after sales, a professional Rearch & Development team who is able to give you a great technical support.