Textile machinery, automated instruments and systems, automobile and motorcycle parts, plastic products, and mold manufacturing; processing of general mechanical parts, metal cutting, and elastic yarns; sales of metal materials, Wujijiaodian, chemical raw materials, textile raw materials, knitted textiles, and daily necessities; self-operated and agency import and export of various commodities and technologies (except for commodities and technologies that are restricted by state companies or prohibited from import and export).