... At present, we have developed toner cartridge compatible for Canon, HP, Samsung, brother, Xerox, Lenovo and so on;2.Competitive price ... pretested before leaving the factory;4.Professional technical support and excellent after-sale service;5.12 months shelf-life ... Hp, Canon, Samsung, Brother, Xerox, Brother, Lemark toner cartridge Our Factory Building Our Production LinesWe are the audited supplier ...