WENZHOU – October 29, 2026 -- Ruizhi Machinery unveiled three paper bag making machines at All in Print China 2026, led by the CS350T, which runs at up to 300 bags per minute and completes size changeovers in 15 minutes. The company presented the CS350T, CS450T and RZFD-250AS at Booth N3A213 during the five-day show at the Shanghai New International Expo Centre.