### Chinese: 4.重物产品一般发物流，另行联系。
### English: 4. Heavy products are generally sent to logistics, and <v>will be contacted separately</v>.
### Errors: There is a major accuracy/mistranslation error at "will be contacted separately" within <v></v>.

### Improved English: 4. Heavy products are sent by express companies; please contact us separately.
