The registered address of Laoshan District Power Huaye Instrument Sales Department is Room 502, 5th Floor, No. 19 Keyuan Weisan Road, Laoshan District, Qingdao City, Shandong Province. The registration authority is the Market Supervision Administration of Laoshan District, Qingdao City, and the legal representative is Jiang Xiaoping. The business scope includes instrument maintenance; Wholesale of instruments, filters, glass products, and office supplies; (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)