The registration address of the texas people's defense engineering company ltd. Is at no. 106 of the wuzhou county, wuzhou county, shandong province, and the registration authority is the market supervision authority of wuzhou county, represented by the legal person zhang yuen, which operates in the areas of human defence engineering, mechanical installation works, construction of construction intelligence works; air conditioning equipment and spare parts, purification equipment and spare parts, ventilation equipment and spare parts, electrical equipment and spare parts, winding machines, cooling towers, pipes and pipes, processing, marketing, installation and maintenance of electric machines; sale of glass and steel products; and sale of steel and steel plates. (projects subject to legal approval may not operate without the approval of the relevant department)