The registration address of shandong one heating equipment ltd. Is located in the workshop of the landlord of the north china paper plant, located on the southern side of the tetang township in texas, shandong province. The registration authority is the deutsche city market supervision authority, represented by the legal person liu zhenjun army, and includes heating equipment, electrical equipment, water supply equipment, solar water heaters, switchers, air conditioning equipment, surveillance equipment, mechanical and electrical equipment, electronics, hardware products, hardware products, building materials, glass and steel products, rubber products (excluding state-prohibited and restricted products), construction materials, steel, metal products (excluding precious metals and state-controlled products), piped articles, plumbing equipment, marketing and installation of water treatment equipment; construction and electrical works, construction works, and gardening greening works. (projects subject to legal approval may not operate without the approval of the relevant department)