Chest bacon, in our country history long, be in early BC period of 500 old age the Warring States, have " biltong " food, the ancients uses give sb a present. " the analects of confucius. Narrate and " piece carry: "Child say: By oneself bundle repair above, I does not have not not have instruct Yan " . Bundle long namely 10 biltong are a bundle, repairing is to point to biltong. Ancient say to send tutor monetary reward to be bundle long. According to " Qi Min wants art " account, the Christian era before 6 centuries, the Huanghe valley makes bacon of the five flavors generally already. To Tang Song, the method that make has again improve, its smell is sweet in the area is hot, chew slowly, the aftertaste is boundless, for assist wine cate. According to " Tokyo dream Hua Lu " (patriarch of the first month was written 1147) carry, the eating house of Beijing of another name for Kaifeng is spread or all is bacon to sell on faker. " fierce forest old job " account, carry on promotes 21 years (1151) October, the Zhang Jun of famous general of the Southern Song Dynasty that lives in Hangzhou is when mansion fete Song Gaozong, on drive banquet menu, have group of chest dried meat. In Song Dai, zhejiang folk decays to prevent pork to deteriorate, store up with respect to souse, mix as the gift recieve relatives and friends. According to legend, the Song Dynasty fights Zong Ze of golden famous general, from home town justice black returns, the thigh meat pay intribute that took souse gives Song Gaozong, be like,the emperor sees its color is red fire, give a name " ham " . Zong Ze also regards march road as eat or entertainment deploy general brawn, when people asks about the flesh the name, he says is " home town flesh " . Because Jin Hua, justice black is located in long Jiang Zhina, reason renown " the flesh austral home town " , later generations is called again " fine sweet flesh " (" detailed outline of a book on Chinese medicine " gleaning coils 9) . Occupy the last of the twelve Earthly Branches of Dai Kangxi the last of the ten Heavenly Stems clear year (1683) year " annals of Jin Hua government office " the fifth of the ten Heavenly Stem of He Jiaqing Ren year (1802) year " justice black county annals " account: Zong Ze (1059-1128 year) , word Ru Lin, famous general of the Song Dynasty, wu city (today Jin Hua city) person of justice black county, jingkang the first year of an era or the reign of an emperor (1126) collect Yi Yong, arms of beat back gold. Compose of health king Zhao (namely Song Gaozong) make gold, to magnetism city, be left by him, come back suffer a deputy supreme commander, rescuing Beijing division leaves south, held the post of Tokyo second year (today Henan unseals) stay behind, with famous general Yue Fei, defeat Jin Bing repeatedly. But afore-mentioned chorography are entered to the emperor to Zong Ze tribute " ham " and " home town flesh " do not have account. Mix according to Chinese history a way of counting the years " annals of Jin Hua government office " " justice black county annals " delve, the Southern Song Dynasty promotes 8 years at carry on (1138) choose a site for the capital is faced how (today Hangzhou city) , zong Ze is in build phlogistic 2 years (1128) died to unseal at Henan in July, all the year round 70. Visible Zong Ze faces installing the fokelore the emperor of ham pay intribute is doubtful authentic in Kyoto. To bright generation, ham already was included to send the products that ask for by feudal official, according to midday of third of 10 thousand all previous (34) year (1606) , " Lan Xi county annals " carry: "Flesh of fat pig, fat goose, fat chicken, fire all the group that every years old of forehead runs does " . Zhejiang fine promote, one belt returns fine be apt to up to now the edge call ham igneous flesh. Take the place of to Qing Dynasty, what Jin Hua belongs to each county chorography to have account to ham, kang Xi 20 years (1681) " Dong Yang county annals " call ham " orchid fume " . Kang Xi 22 years (1683) " annals of Jin Hua government office " call ham " smoke hoof " . Jia Qing 7 years (1802) " justice black county annals " call ham bloat leg. Jia Qingjiu year (1804) " Wu Yi county annals " , the talk is smooth 3 years (1823) " Jin Hua county annals " He Guangxu 22 years (1896) " Pu Jiang county annals " weigh ham.