Compatibility checks before quotation
| Check item | What to confirm |
|---|---|
| List format | Use product/model/quantity/brand preference/destination columns. |
| Photos | Attach labels or installed photos for unclear parts. |
| Brand path | State HKQD, AirTAC, direct replacement, or no preference. |
| Bundling | Group related fittings, tubes, sensors, and maintenance parts. |
