... brand is : HP ,Samsung ,Xerox ,Dell, Espon, Lexmark, Minolta ,Kyocera, OKI, Sharp. Lenovo,Tally, Toshiba and so on .Quality description and ... products, we will make the replacementfor free.Before leaving the factory, the products go through as following professional test: 1.Mechanical ... aspects and details!---We always carry this constant principle! M236 reset chip for Sharp AR270 printer