Does the questioner want to ask "What is the product code of Shuanghui ham sausage plastic casings"? 4011190000. According to Tianyancha, the product code of Shuanghui ham sausage plastic casing is 4011190000. Commodity codes are a set of numbers used to identify commodities, and are formulated by national or regional standards bodies. In China, the product code consists of 13 digits, of which the first two digits represent the major category of the product, the middle 9 digits represent the specific information of the product, and the last two digits represent the verification code of the product.