China Rana chensinensis, whose scientific name is Rana chensinensis in China, belongs to Amphibia, Anura, Ranidae and Ranidae. China is located in Heilongjiang, Jilin, Liaoning and Inner Mongolia (Northeast). Foreign countries are located in Russia (Far East), Mongolia (East), North Korea and Japan (Tsushima Island).
This kind of frog is a famous economic frog species in China, which is the dried product of nutrients in the oviduct of female frog, namely Rana chensinensis oil, which is recorded as Rana chensinensis oil in China Pharmacopoeia. It is a valuable food, tonic and medicine with the functions of nourishing essence, nourishing yin and moistening lung, strengthening brain and improving intelligence. Because it can hibernate for up to five months in cold winter, it is named "China Wood Frog".
The morphology is based on the hillside specimens of Heihe and Shangzhi in Heilongjiang (50 males, 55 females 16, 5 larvae and 5 eggs each) and the hillside specimens of Changchun, Jiaohe, Hunchun, Baihe, Tonghua and Ji 'an in Jilin (97 males, 55 females, tadpoles).
China Rana chensinensis, commonly known as "Rana chensinensis", not only preys on a large number of pests in forests, pastures and crops, but also is a kind of frog with dual functions of medicine and food, and is one of the important economic animals in China.
The whole frog or the dried oviduct of female frog can be used as medicine, that is, oviductus ranae and oviductus ranae, which is one of the traditional precious Chinese herbal medicines in China. It enjoys a high reputation in domestic and foreign markets, but the demand exceeds the supply. It is generally used for nourishing and strengthening the body, and treating diseases such as weakness, qi deficiency, neurasthenia and post-illness disorder.