The registration address of norring ventilation equipment ltd. In texas is located at no. 58, midway road, wuzhou city, shandong province. The registration authority is the wu city county market supervision authority, represented by the legal person choi ai-chi, and covers ventilation equipment and spare parts, purification equipment and spare parts, environmental protection equipment and spare parts, wind machines and spare parts, air conditioning equipment and spare parts, aluminium alloys, stainless steel products processing, sale, installation and maintenance; electrical installation of construction machines, hydro-heating installations; construction of human defence works, plumbing works; sale of electronics (without ground receiving facilities), hardware and hardware (without dangerous chemicals), glass and steel products, and attachments to firefighting equipment. (projects subject to legal approval may not operate without the approval of the relevant department)