### Chinese: 省内茶界专家称，采完绿茶采红茶、黑茶，茶农一年四季有收入，茶园产值直线上升。
### English: Provincial tea industry experts said that after harvesting green tea, black tea and black tea, tea farmers have income in the fourth quarter of the year, and the value of tea garden production rises in a straight line.
### Errors: There is a major error of incorrect translation is missing content from the correct translation at "and the value of tea garden production rises in a straight line". There is a major error of incorrect translation includes information not present in the correct translation at "and the value of tea garden production rises in a straight line". There is a minor error of incorrect translation has stylistic problems at "Provincial tea industry experts said that".

### Improved English: According to opinion of experts in the tea industry in the province, tea farmers pick black tea after green tea and have income in all four seasons, making the  production value of tea gardens soar.