The invention provides a Chinese traditional medicinal plaster, which comprises the following raw materials by weight part: 80 to 130 parts of radix aconiti, 80 to 130 parts of raw radix aconiti kusnezoffii, 65 to 110 parts of tiger palm, 65 to 110 parts of dried pinellia tuber, 35 to 70 parts of hellebore, 35 to 70 parts of croton seed, 35 to 70 parts of Chinese honeylocust spine, 35 to 70 parts of notopterygium root, 35 to 70 parts of heracleum hemsleyanum michaux, 35 to 70 parts of radix sileris, 35 to 70 parts of Sansuo, 35 to 70 parts of rhizoma zedoariae, 35 to 70 parts of frankincense, 35 to 70 parts of myrrh, 15 to 40 parts of asafetida, 15 to 40 parts of semen momordicae, 15 to 40 parts of nux vomica, 25 to 35 parts of vallicepobufagin, 25 to 35 parts of scorpion, 25 to 35 parts of centipede, 25 to 35 parts of cinnamon, 25 to 35 parts of notoginseng powder. The invention further provides a method for preparing the Chinese traditional medicinal plaster. The Chinese traditional medicinal plaster can be used for curing cancer, cervical spondylosis, prolapse of lumbar intervertebral disc, osteoarthritis, rheumatoid arthritis, periarthritis humeroscapularis, hyperplasia of mammary glands, pain from fall or beating and so on. The Chinese traditional medicinal plaster has the advantages of innocuity, high safety, low cost, easy manufacture and so on.