... of toner chips & powder for laser printer and digital copier.Since the past 8 years, ZHONO is developed from personal sales to a ... brand for: HP, Canon, Ricoh, Xerox, Samsung, Konica Minolta, OKI, Lexmark, Epson, Dell and SharpToday, “ZHONO” brand has won good reputation ... of machines, as well as professional member, to do the testing.Every toner chip and toner powder is tested before sell.ZHONO will ...