Automatic preliminary processing production line and production process for raw dark green tea

The invention relates to an automatic preliminary processing production line and a production process for raw dark green tea. The production line comprises a green tea storage device, a water removingmachine, two rolling machine sets, two piling bins and two drying machines, wherein the green tea storage device, the water removing device, a first rolling machine set, a first piling bin, a secondrolling machine set, a first drying machine, a second piling bin and a second drying machine are sequentially connected by a conveying device, and are respectively interconnected to an Ethernet through a PLC control cabinet and a central control computer to achieve continuous automatic production of raw dark green tea; the production process comprises the following steps: step 1, green tea storage; step 2, water removal; step 3, preliminary rolling; step 4, piling; step 5, re-rolling; step 6, preliminary drying; step 7, re-piling; and step 8, sufficient drying. The raw dark green tea producedwith the process provide by