四川省西充县古称充国,唐武德四年(公元621年)建县,公元前204年,刘邦在与项羽争夺天下的拉锯战中,被围困于荥阳,内无粮草,外无援兵,即将城破人亡之际,部将纪信主动请缨,假扮汉王出东门降楚,使刘邦得以从西门突围,纪信则被项羽投入油鼎,活活烧死,这就是历史上有名的纪信诳楚救汉。公元前202年,刘邦最终战胜项羽建立汉王朝,因纪信救汉 Xichuan County, Sichuan Province, ancient replenishment of the country, Tang Takenori four years (AD 621) County, 204 BC, Liu Bang and Xiang Yu in the world for the tug of war was besieged in Shenyang, there is no food outside, no reinforcements, will soon When the city was demolished, the ministry volunteered to write a letter to pretend to be a Han King out of the East Gate to drop Chu, allowing Liu Bang to break through from the West Gate. Ji Shixin was put into an oil tripod by Xiang Yu and burned to death, which is known as Ji Shixin Qiu Chu rescue. In 202 BC, Liu Bang finally defeated Xiang Yu to establish the Han Dynasty, because of the letter and rescue Han