Processing method of Angelica sinensis

After harvest, shake the soil, pick out the rotten roots, remove the residual petiole, wait for the water to evaporate slightly, tie it into a flat handle weighing 0.5 kilogram, and put it in the smoke shed. A 130 cm high scaffolding is built in the smoke shed, which is covered with bamboo strips, and Angelica sinensis is laid flat and upright alternately, with a thickness of 30 cm to 50 cm. Using bean straw, wet poplar and willow as fuel, spray water to make it only smoke, no open fire, smoke color, until Angelica skin is red, change to coal fire or firewood (grass) fire fumigation for about 10 days, overturn Angelica handle, then fumigate with rapid fire for 2 days, and finally use slow fire to dry.