Bean curd origin
Ming Dynasty big pharmacologist Li Shi Zhen 25 volumes "Valley Department" carries in "Native Chinese Plants": “Law of the bean curd, begins in Chinese Huai Nan Wang Liu to be peaceful”, and introduced the bean curd manufacture method in detail. 164 B.C., Liu Anxi the father seals as the Huai Nan kings, founds a capital the long-lived spring. The Liu well road, for asks medicine of the immortality, incurs the alchemist several thousand people, famous for Su Fei and so on eight people, is known as “male eight”. Their Chang Ju eight male Shan Tanxian discusses at once in the Chu mountain said that, writes books the refine the pill of immortality. Cultivates the Dan seedling in the refine the pill of immortality by the yellow soybean milk, the soybean milk partner and the gypsum meet, has formed the fresh and tender wadding slippery bean curd. The Liu peaceful refine the pill of immortality has not become invents the bean curd actually. Afterwards, the bean curd technique spreads to the folk.
The bean curd ancient times name are very many, has “the beans breast”, “Li Qi” and so on. Time five dynasties ceramic valley, in him "Clear Standard Record" said that,“Date city bean curd several, the Yi people shout the bean curd for slightly to butcher the sheep”. Probably will arrive Tang, Song has later called the bean curd. The Tang Dynasty reflects the real buddhist priest (the A.D. 757 years) to travel to the east Japan after the tianbao 10 years, then has reached the bean curd technology Japan, therefore Japan's bean curd industry regards the warning continuously really for the bean curd manufacture founder. The bean curd, spreads to North Korea in the Song Dynasty, at the beginning of the 19th century spread to Europe, Africa and North America, become worldwide basis food gradually.

Bean curd advantage
Bean curd, not only is on the people dinner table delicacy delicacies, the nutrition is rich, moreover has the medical health care function. The bean curd and the product contain the albumen, has the human body essential 8 kind of amino acids. Often the edible bean curd, may reduce in the blood the cholesterol content, reduces the arteriosclerosis opportunity. In the soft beancurd also includes the soybean phosphatide, is the life important constituent, is playing the vital role to the human body cell normal activity and metabolism. Not only frequently the edible bean curd neurasthenia and the physique weak person has a benefit to, moreover to patients and so on hypertension, arteriosclerosis, coronary disease has certain auxiliary curative effect. At present the bean curd already is recognized by the whole world as “the international health foods.”

Soybean and health
In the nature, the plant protein content highest is a soybean, each hectogram including the calcium 376 milligram, the phosphorus 541 milligram, the hard 110 milligrams, its protein is lean meat 2-3 time, egg 2-5 time, milk 12 times, therefore the soybean is known as “the green cow”, “flower of the nutrition” laudatory name.
1.The soybean phosphatide can anti-senile, the cosmetology function
The soybean phosphatide is one kind of quite ideal postponement senile health foods, has protects and restores the cell the function. The cell membrane is by the phosphatide, the protein, the cholesterol is composed, is undertaking in metabolism process supplies the cell maintenance life to have material and the excretion waste function. The scientific research proof, after the aged cell membrane includes the cholesterol content is high, the soybean phosphatide including the massive unsaturated fatty acid, can improve the cell membrane the hardenability, delays the cell the senile function.
2.Soybean and heart disease prevention
The American scholars suggested, every day edible 25 gram soybean protein, but effective reduces the cholesterol, thus reduces heart disease greatly the risk.
3.The soybean with guards against the cancer
In June, 1990, the American scholars proved that, in the soybean has five kinds to guard against the cancer material, they are: 1.Proteinase inhibin; 2.Phaseomannite six phosphorus dark plum; 3.Phytosterin; 4.Soap; 5.Isoflavone. “Wants the longevity, to eat the bean bean”, the soya contains the soap, can absorb the cholic acid, reduces the cholesterol the accumulation, includes the human body to have amino acid. The soybean protein is in plant food only may compare beautiful high protein food with animal food, and is needs closest food with the human body, long-term edible, beneficial health.