The registration address of hebei grand mau gate and window limited is located on the south side of the north-west tomo-hang road, north-west of the tenkaku town office, in hebei province. The registration authority is the market supervision authority of kenhu city. The legal entity is represented by guo ho. It operates in the following areas: production, development, design, sale and installation of broken aluminium and non-heated fireproof windows, broken aluminium fireproof windows, plastic steel non-heated fireproof windows, plastic steel resistant windows, steel insulated non-heated fireproof windows, steel insulated fireproof windows, steel insulated fireproof windows, non-heated fireproof windows, non-heated fireproof windows, non-heat fireproof windows, non-heated glass windows, non-heated glass windows, aluminium gold doors and windows, plastic windows, single-branding windows, fireproof windows, smoke-proof windows, industrial doors, aluminium sheets, blastproof doors, blastproof windows, leakproof windows, leakproof windows, smoke-proof windows, fire rescue windows. (projects subject to legal approval and subject to the approval of the relevant authorities before they can operate; general operating projects may operate autonomously according to law)***