Switch Microchip: How Epson and Hp Defend Their Toner Chip Technology From China’s Apex. Homepage › Forums › Toner News Main Forums › Switch Microchip: How Epson and Hp Defend Their Toner Chip Technology From China’s Apex. Tonernews.com, September 17, 2020. USA This topic is empty. Viewing 1 post (of 1 total) Author Posts #230411 jimKeymaster Author September 17, 2020 at 10:09 AM Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Its Free! Click Here to Share your Success Stories with Tonernews.com and We'll Publish it for You!
