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YIWO company is a premier international high-tech company focused on integrated circuit design and committed to becoming the world's leading supplier of security chip solutions.High-Tech Development Zone, with R&D centers in Changsha,Shanghai, YIWO company sales printer and copier chips&toner powder&toner cartridge&inkjet cartridge&printer ink to all over ther world.YIWO company develops and manufactures printing consumable chips, microcontrollers (MCU) and security chips that are widely used in office equipment, smart hardware, and the Internet of Things devices. YIWO company technology is highly regarded by thousands of customers worldwide. as well as other system certifications to offer the highest standards in the industry.Our vision is to become the world's leading technology-driven company creating recognized value for our clients and customers. Our mission is to use technology innovation to make the world better by performing our business practice with sincerity, responsibility, professionalism and trust.