On August 19, 2025, Hong Kong technology company StoneLink Limited and the Shanghai Stock Exchange Science and Technology Innovation Board listed company, national high-tech enterprise Sanwei Xinan Technology Co., Ltd. (688489.SH, hereinafter referred to as 'Sanwei Xinan') officially signed a strategic cooperation agreement in Beijing. The two parties will carry out in-depth cooperation in multiple key areas to provide better quality technical solutions and scenario support for the Hong Kong market, creating solutions that can adapt to diverse regulatory environments.
Signing ceremony between StoneLink and Sanwei Xinan
Sanwei Xinan was established in 2008 and is headquartered in Beijing. It is a national high-tech enterprise and was selected as one of the third batch of 'National-level Specialized and Innovative Key Little Giant Enterprises.' As a leading manufacturer in China's cryptography security field, Sanwei Xinan has long focused on the innovation and research and development of core cryptography technology and has led the formulation of several national and industry standards. The company launched the first domestic secure Level 3 encryption machine (HSM), which has also passed the internationally recognized FIPS 140-2 Level 3 certification. In December 2022, the company successfully listed on the Shanghai Stock Exchange's Science and Technology Innovation Board, officially entering a new stage in the capital market. Upholding the mission of 'using cryptography technology to protect the digital world,' Sanwei Xinan continues to promote the application of commercial cryptography technology in the fields of digital finance and virtual asset security.
Previously, StoneLink has provided professional digital technology services and system solutions for several industry-leading institutions, demonstrating mature experience in digital technology infrastructure construction and compliance implementation. The company's partners include Hong Kong licensed virtual asset company HashKey Group, as well as two other compliance financial platforms licensed by the Hong Kong Securities and Futures Commission (SFC), next-generation AI content generation technology companies, multiple underlying technology platform enterprises, and international media entertainment platforms. At the same time, StoneLink actively assists traditional enterprises in promoting digital transformation by providing a one-stop comprehensive solution for multiple listed companies and physical enterprises covering information infrastructure, compliance system construction, and asset digitization, helping enterprises innovate their operation and management processes, optimize resource allocation, and promote overall efficiency improvements.
Chairman Zhang Yue of Sanwei Xinan stated that our cooperation with StoneLink is a complementary advantage of commercial cryptography and blockchain technology. In the future, we will work together to promote compliant and secure virtual asset custody solutions in Hong Kong and serve more institutional clients.
Wang Xuejun, co-founder of StoneLink, stated that Hong Kong's virtual asset regulatory system is becoming increasingly完善, and the market demand for compliant, secure, and scalable custody solutions continues to grow. Our cooperation with Sanwei Xinan will deeply integrate the hardware security advantages of commercial cryptography with blockchain compliance technology, promoting the construction of digital asset security infrastructure in Hong Kong and the international market.