The registered address of tianjin and weiji steel trading limited is located at 17 times the 1st midway in the town of twin streets, north tsing city, with the registration authority being the north tsing city market supervision authority, represented by a legal person, handlings, covering the distribution of metal materials, iron ore powder, building materials, hardware and water heating, installation, maintenance of electrical and mechanical equipment, and management services for intelligent buildings. (projects subject to legal approval may not operate without the approval of the relevant department)