### 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: Experts in the tea industry in the province said that after picking green tea, black tea and black tea, tea farmers have an income all year round, and the output value of tea plantations has skyrocketed.
### Errors: There is a major error of incorrect translation is missing content from the correct translation at "and the output value of tea plantations has skyrocketed". There is a major error of incorrect translation has stylistic problems at "Experts in the tea industry in the province said that after picking green tea, black tea and black tea, tea farmers have an income all year round,". There is a major error of incorrect translation includes information not present in the correct translation at "Experts in the tea industry in the province said".

### 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.