At present, the platforms for making intelligent printing systems are mixed, but Zhang Guanjia is doing better at present. This brand is a seal risk management solution independently developed by Shanghai Jianye Technology and the research team of Shanghai Normal University using the Internet of Things and mobile Internet technologies for 22 months. Zhang Guanjia's unique Xuanwu defense system enables enterprises to realize remote management, automatic stamping, one chapter and one yard, separation of people and seals, and seal life cycle management, which greatly improves the management efficiency of enterprise seals.