As a special processing product in Dalian, shrimp chips have been processed for nearly 50 years. The product is highly praised by customers at home and abroad for its fine taste, delicious taste and unique technology. In order to ensure the taste and quality of the products, the local shrimp processing enterprises in Lushun have strong regional dependence on the selection of main raw materials. All wild midges and shrimps used to make seasoning soup come from the local inshore of Lushun. According to the test of National Key Laboratory, there are 17 kinds of amino acids beneficial to human body in the midges and shrimps of Lushun. The total content of amino acids is 7.5693g/100g, and the contents of glutamic acid, leucine, glycine and lysine are much higher than other similar seafood. The corn starch used for processing is all processed by high-quality corn in Northeast China, which has high requirements for water, viscosity, color, heavy metal content, genetically modified ingredients, aluminum content and other items of starch.