The registration address of changlong metal materials ltd. In dongchung city is located in room 16bis302 shai well street, dongchung town mayor, guangdong province. The registration authority is the market supervision authority of dongchung city, represented by a legal person, and includes research and development, production and sale of: metal materials, copper, aluminium, stainless steel materials, metal products; wholesale and retail trades; import and export of goods or technology (with the exception of goods and technology whose import and export is prohibited by the state or which involves administrative approval). (projects subject to legal approval may not operate without the approval of the relevant department)