China trade
Specific to working with Chinese suppliers and customs: USCC validation, Tianyancha and Qichacha quicklinks, pinyin conversion, CNY shutdown planner, GACC 272 returned-goods checker, hazardous-chemical catalog, BAB rate tracker.
- USCC · GB 32100Live
USCC validator
Verify the 18-character Unified Social Credit Code check digit against GB 32100-2015. Also decodes the registration department, entity category, and jurisdiction.
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- TYC · QCCLive
Tianyancha and Qichacha quicklink
Generate verification deeplinks straight from a Chinese company name or USCC into Tianyancha and Qichacha. Cross-check both before wiring funds.
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- PinyinLive
Chinese name to pinyin converter
Hanyu Pinyin in 4 formats (toneless lowercase, capitalised, ALL CAPS, with tone marks) for banking wire instructions and shipping documents. Powered by pinyin-pro.
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- CNY · Cut-offLive
Chinese New Year shutdown planner
Spring Festival, National Day Golden Week, Mid-Autumn, and the rest of the 2026 to 2027 China factory shutdown calendar with cargo cut-off and post-holiday recovery curves.
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- CN ports · UN/LOCODELive
Chinese port and airport code reference
UN/LOCODE for 10 Chinese sea ports plus IATA codes for 6 cargo airports, with sailing-frequency, inland-trucking radius, and winter-ice notes.
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- 危化品目录Live
China hazardous chemical catalog lookup
Search the China 危险化学品目录 by name or CAS, see the catalog category and what it triggers for export and packaging.
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- 易制毒 · 易制爆Live
Precursor chemical checker
易制毒化学品 and 易制爆化学品 list lookup with the licensing-classification call-out.
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- 报关单Live
Customs declaration field helper
Field-by-field reference for the 21 most-asked-about lines on the China customs declaration (报关单), with Chinese name, guidance, examples, and watch-outs.
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- GACC 272Live
GACC 272 returned-goods tax exemption checker
DecisionTree-driven eligibility check for GACC Order 272 (海关总署令第272号) re-import tax exemption. 6 verdict types covering eligible / eligible-with-caveats / not-eligible-time / not-eligible-condition / commercial / not-applicable.
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