Transcontract drought-flood and waterlogged rice paddy 500 yuan an acre suitable for prawns and prawns. You raise shrimp and plant rice 260 yuan an acre of rice paddies can also be changed to aquatic land for planting chia or fine Tangkou aquaculture water flattened land transportation convenient hydropower facilities are free to control water depth 1 meter to two meters 300 acres of dry land sand land can be watered 520 acres of mountain slopes 120 acres.how many acres need to have, feel free to contact me