1. Objective:To investigate the inhibitory effects of Cirsium japonicum Fisch.

2. The technology of processing carbonized Cirsium japonicum was selected by using orthogonal experiment design.

3. Cirsium japonicum DC(CJDC)has an inhibition of heart rate and contractive force in isolated hearts of toads and rabbits.

4. Cirsium lidjiangense Petrak ex Hand. -Mazz. The citation of specimens, distribution and distinctness from relative species has been enumerated in this paper.

5. Wong Shun Biological Development Co. , Ltd. is the only in the rare "Cirsium tea" cultivation, development, processing and sale of major support of government enterprises.