2d-matrix
Han Xin Code (Han Xin)
2D matrix symbology developed by the Chinese National Standardization Committee specifically optimized to encode Chinese characters (GB18030) alongside numeric, ASCII, and binary data across manufacturing and logistics.
Governing Specification: ISO/IEC 20830:2021
Data Format & Required Fields
Features 4 corner finder patterns with alternating color chevron patterns, supporting up to 7,827 numeric digits or 2,174 Chinese characters with Reed-Solomon error correction.
Allowed Character SetChinese characters (GB18030), alphanumeric, numeric, and binary byte streams.
Payload Length Rule Between 1 and 2000 characters
Example Valid Format
HANXIN-LOGISTICS-2026Industry Guidance & Practical Applications
- Chinese domestic manufacturing, railway transport, and supply chain logistics
- Tax invoice stamping and legal electronic certificates in China
- Customs declaration manifests across Sino-Indian and Sino-global trade corridors
Packaging & Scanning Notes: Standardized internationally under ISO/IEC 20830; widespread in Asia-Pacific manufacturing.
Symbol Constraints & Label Guidelines
- Requires 2D area imager scanners equipped with Han Xin firmware support.