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2. China RealDID - Wikipedia

   en.wikipedia.org/wiki/China_RealDID

   China Real-Name Decentralized Identifier System (China RealDID, Chinese: 实名DID) is China's national-level decentralized identifier system. [1] China RealDID was officially launched on December 12, 2023, by the First Research Institute of China's Ministry of Public Security and the Blockchain-based Service Network (BSN) China.

3. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [6] [7] [8] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...

4. Internet real-name system in China - Wikipedia

   en.wikipedia.org/wiki/Internet_real-name_system...

   The Internet real-name system in China is a real-name system in which Internet service providers and Internet content providers (especially user-generated content sites) in the People's Republic of China are required to collect users' real names, ID numbers, and other information when providing services. Since the implementation of the real ...

5. Han Xin code - Wikipedia

   en.wikipedia.org/wiki/Han_Xin_code

   Han Xin code (汉信码 in Chinese, Chinese-sensible code) is two-dimensional (2D) matrix barcode symbology invented in 2007 [1] by Chinese company The Article Numbering Center of China [2] (中国物品编码中心 in Chinese) to break monopoly of QR code. As QR code, Han Xin code consists of black squares and white square spaces arranged in a ...

6. China wants unified QR code systems for digital yuan ... - AOL

   www.aol.com/news/china-wants-unified-qr-code...

   See related article: China to speed up, expand digital yuan smart contracts, PBOC official says Fast facts Fan Yifei, a deputy governor […] China wants unified QR code systems for digital yuan ...

7. Rectangular Micro QR Code - Wikipedia

   en.wikipedia.org/wiki/Rectangular_Micro_QR_Code

   Rectangular Micro QR Code (also known as rMQR Code) is two-dimensional (2D) matrix barcode invented and standardized in 2022 [1] by Denso Wave as ISO/IEC 23941. [ 2 ] rMQR Code is designed as a rectangular variation of QR code and has the same parameters and applications as original QR code.