### Chinese: Meta 在香港的办公室大概几百人，在大陆还有几大代理商。
### English: Meta's offices in Hong Kong are about a few hundred, with several major agents on the mainland.
### Errors: There is a major error at "Meta's offices in Hong Kong are about a few hundred".

### Improved English: There are around hundreds of staff at its Hong Kong office and several major agents in the mainland.