We are professional to produce Toners of printer and copier,we introduced advanced Alpine production line from German and 4 domestic productin-lines. With the well-equipped toner lab, we can perform the specialized testing for the distribution of toner sparticle and tribo-electricity under the specific environment simulated different conditions. Include of hp, canon, epson, lexmark, brother, toshiba, sharp, konica-minolta, samsung, lenovo,xerox,kyocera and so.Welcome for your inquiry!