The registration address of dalian plastics research institute, ltd. Is located at no. 18, south phoenix road, taliane city, liaoning province. The registration authority is the market supervision authority of the city of dalian. The legal entity is represented by sun sung-lun and operates in research, development and processing of plastic machinery equipment and its processing technologies and materials; consulting, training, transfer of services, inspection of plastics products in plastic technology; general domestic trade; and import and export of goods, technology. (except for projects prohibited by the above-mentioned laws and regulations; projects restricted by laws and regulations may not be operated until they have been licensed; the publication, sale and advertising of the magazine plastic technology* ** (projects that are subject to legal approval are subject to the approval of the relevant authorities before starting operations