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| B2B | Business to Bussiness?????????? | B2B???????? |
| B2C |
Business to Customer????????????? |
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| C2C | Customer to Customer??????????????? | ???繺??(B2C+C2C) |
| B2G | Business to Government??????????? | B2G???????? |
| C2G | Customer to Government????????????? | C2G???????? |
| O2O | Online to Offline??????????? | O2O???????? |
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