n normally on these printers after the updates. On August 4^th and 18^th, Zhono engineers performed rigorous chip tests on five key Ricoh models.

Throughout each test, Zhono chips passed with a 100% success rate, thus proving they remained unaffected by the firmware updates. The chips maintain complete operational compatibility in both previous and current models. The chart below highlights the verified test results.

Each test was conducted in strict accordance with standardized firmware upgrade testing protocols, including lifespan evaluations and status page printing. Zhono places the highest priority on chip reliability and consistency. Through these standardized verification procedures, we further ensure stable and consistent chip performance on printers with both legacy and current firmware.

Zhono Empowers Your Business

Continuous Firmware Monitoring

Zhono's global monitoring system for OEM firmware releases identifies potential update issues and ensures the timely delivery of test results to customers.

Rapid Verification & Response

Zhono operates an independent testing center and maintains an inventory of nearly 2,100 mainstream global models, enabling rapid firmware upgrade verification across Asia, Europe, America, Japan, and other regions.

Selecting Zhono means gaining not only a reliable chip but also a trusted technical partner.

We recognize that a stable supply chain is critical to your business operations. To support this, we integrate professional R&D design, rigorous engineering validation, and responsive after-sales service, establishing a solid foundation for your business. Leveraging advanced technology and a methodical approach, Zhono addresses complex technical challenges, enabling you to concentrate on market expansion, maintain reliable and seamless production, and drive sales with confidence.

If you have any questions regarding machine firmware, please contact your sales representative or email us at info@zhono.com.