Beijing Watchdata Co., Ltd. (北京握奇数据股份有限公司) is a Chinese technology company founded in 1994, headquartered in Beijing with overseas branches in Singapore, Indonesia, France, and other locations. The company operates across four core business domains: connectivity, payment, identity, and digital infrastructure. In connectivity, Watchdata provides trusted connection solutions for mobile communication networks, IoT (M2M), and connected vehicles (V2X), including communication SIM cards, IoT/M2M modules, eSIM solutions, and the IoT Connection Desk platform. Their eSIM products support one-stop remote SIM provisioning and management. In payment, Watchdata produces financial payment cards (EMV/IC cards), transportation cards, ETC (Electronic Toll Collection) systems for highways, intelligent POS terminals for mobile payments, and related card readers. They also offer the Quipass electronic road tolling system. In identity, the company offers identity verification cards, automotive digital keys, high-speed signature terminals, smart cryptographic keys (USB tokens), and mobile security shields for financial and law enforcement use—supporting PKI-based authentication and digital signatures. They also provide enterprise CA and electronic signature solutions. In digital infrastructure, Watchdata develops foundational security technologies including TGoMOS®, an open multi-application operating system for secure chips; a TSM (Trusted Service Management) platform; TEE (Trusted Execution Environment) terminal security solutions; key management systems; and enterprise CA services. The company's products are based on cryptographic algorithm applications, digital security protection technologies, and secure chip operating system technologies. Watchdata has shipped over 6 billion products, serves customers in more than 70 countries, holds nearly 1,700 technical innovations, and has participated in drafting over 100 national and industry standards.