1, decoction utensils: decoction of Chinese medicine is best to use casserole, pottery, tile pots, can also be used enamelware, stainless steel pots and other decoction of drugs; do not use aluminum pots, iron pots, copper pots. 2, decoction method: first of all, the drug in the container, add cold water soak 30-40 minutes (add water more than the surface of the medicine 2-3 cm can be), and then first boil with the fire, and then switch to the fire can be decocted for another 10-15 minutes. Strain the first liquid; then add warm water, according to the above method of decoction, take the second liquid. Mix the two liquids well and take it in two times, usually in the morning and before going to bed, on an empty stomach. In the process of decoction, pay attention to moderate stirring, so as not to paste the pot, but also to improve the decoction rate of the active ingredients of the drug. (1) First decoction: 30 – 60 minutes after the decoction before the other drugs, in order to fully decoct the medicinal properties. (2) After the next: put in ten minutes after the general medicine decoction boiling, and then decoct for 8-10 minutes, in order to prevent its active ingredients from being scattered. (3)Wrapped Decoction: Wrap the medicine with gauze and then put it into the medicine pot for decoction. (4) Melting: When used, it should be dissolved with the medicine alone at a higher temperature, or added into the decoction to be dissolved and taken. (5) Punching: Use warm boiled water or medicinal liquid to flush the medicine.