up to standard. Xining Chunchun Co., Ltd., established in 2113, is located in Chengbei District, Xining City, Qinghai Province. It is a company that produces pure brand detergent. According to the relevant information, the detergent produced by the company has no fluorescent whitening agent detected and the total active substance content is greater than or equal to 1.5%, which meets the standard. Detergent is a kind of food detergent, which is used to wash and clean food, tableware and tools and equipment that touch food.