2,500-year-old boat coffin to reveal mysterious Chinese kingdom With abundant cultural relics, a boat-shaped coffin dating back nearly 2,500 years has unearthed recently in southwest China's Sichuan Province, giving expectation to reveal true history of a mysterious kingdom in the area. Located in a construction site in Feilong Village of Heshan Town in Pujiang County, the coffin was discovered on Dec. 5 by workers when they were conducting mud-digging 1.5 meters deep underground. The Pujiang County was part of the Shu Kingdom, which has kept mysterious because no written record about its history and culture left over in the past...