Established in 1999, Changchun Jilin University Zhengyuan Information Technologies Co., Ltd. ("JIT" for short, stock code: 003029) is a well-known provider of information security products, services and solutions. It was listed on the main board of Shenzhen Stock Exchange on December 24, 2020.

With cryptography as the core, JIT carries out R&D, production, sales and service of information security software, and provides multi-level and all-round comprehensive security solutions such as password-based trusted identity authentication and trusted data guarantee for key industries and fields such as government, military industry, finance, energy and telecommunications, providing key security support and guarantee for their information systems. JIT is the main member and sub-project convening unit of National Information Security Standardization Technical Committee WG3 (Cryptography Working Group), WG4 (Authentication and Authorization Working Group), WG5 (Information Security Assessment Working Group), WG7 (Information Security Management Working Group) and SWG-BDS (Big Data Security Standard Task Force). Since the establishment of the National Technical Committee for Standardization of Cryptography Industry in 2011, it has been a member unit of the Cryptography Basic Working Group, Cryptography Application Working Group and Cryptography Evaluation Working Group of the National Technical Committee for Standardization of Cryptography Industry. The Company has presided over or participated in the formulation of a number of national information security standards and cryptography industry standards, of which 14 national standards have been issued and 32 cryptography industry standards have been issued. It is one of the main formulators of PKI electronic authentication products in China.