Sunson Tech is a high-tech enterprise specializing in high-end input devices and information security solutions. In the past 20 years, it has focused on the research and development and production of metal code keyboards in the fields of finance, telecommunications, medical care, military industry, transportation, industrial control, supermarkets, catering, hotels, tourism, smart communities and other fields. Sunson has accumulated rich application experience in the field of metal encryption keyboards, and its products have more than 1.8 million use cases, with a market share of more than 60%. Products have passed CE, FCC, ROHS and other certification, products in line with IP65, IK08, impact, electrostatic and other industry safety regulations and usage environment requirements. And has obtained international PCI security certification, UnionPay security certification, national secret certification. Products have been widely used in major banks, telecommunications, medical, military, transportation and industrial control at home and abroad. Domestic well-known self-service equipment manufacturers, ATM manufacturers are almost all using Sunson's cryptographic products, overseas versions to meet Wincor, NCR, Diebold, Cash equipment models of well-known brands such as OKI. Sunson offers universal SPs that comply with WOSA standards, making product replacement easier and simpler. Application fields: ATM machine, CDM machine, ADM machine, automatic circle machine, self-service receiving machine, self-service payment machine, self-service ticket vending machine, telephone inquiry machine, self-service information machine, public telephone, terminal all-in-one machine, etc.