50 acres or 100 acres.

Exclusion areas and facilities.

The scale of grain and oil crop production areas reaches more than 500 acres; the scale of open-field vegetable production areas reaches more than 100 acres; the scale of facility vegetable production areas reaches more than 50 acres; the scale of fruit production areas reaches more than 100 acres; the scale of tea production areas reaches more than 100 acres; The scale of soil-cultivated edible fungi production areas reaches more than 50 acres; the scale of matrix-cultivated edible fungi production areas reaches 500,000 (bags).