Trigger
A new model, accessory bundle, color or capacity variant, packaging version or channel code must synchronize across product, purchasing, warehouse, finance and marketplace systems.
SCENARIO-DETAIL / LOCALIZED DECISION BRIEF
Business trigger: A new model, accessory bundle, color or capacity variant, packaging version or channel code must synchronize across product, purchasing, warehouse, finance and marketplace systems.
REFERENCE_ARCHITECTURE · READBACK_VERIFY

DECISION RECORD / C.30
Source-traceable reference · pp.64–65
A new model, accessory bundle, color or capacity variant, packaging version or channel code must synchronize across product, purchasing, warehouse, finance and marketplace systems.
Use coding rules, field accountability, approval, impact analysis and batch readback to prevent duplicate or wrong codes and broken transaction history.
Never delete or reuse a code with transaction history. Route non-unique high-similarity matches to people, and compensate failed batch synchronization object by object.
Codes are unique; key fields have Owners; impact is reviewed; every system synchronizes and reads back; old-code history remains traceable and cannot be misused.
Choose one master-data change and confirm immutable-code rules, field Owners and compensation for failed batch synchronization.
KNOWLEDGE → COMPARISON → DIRECTION → OPTIMIZATION
The full-detail canonical evidence record remains available in Chinese. IDs, Truth classes, boundaries, and source references stay unchanged across languages.
Source-traceable reference
Compare the same operating fields before choosing a direction.
Confirm the owner, authority, human gate, and readback rule.
Define a baseline, target, owner, and observation window before claiming impact.