The registration address of hebei's public sector & window manufacturing company, ltd., is located in the north-east corner of tang quan village, north-eastern quartz city, north-eastern suzhou city, hebei province. The registration authority is the river city market supervision authority, represented by a legal person, and covers the sale, installation of metal doors and windows, the production of wooden doors and windows (with the exception of the state industrial policy restriction category, the phase-out category), the sale of construction materials (excluding sand and stone) and construction machinery. (projects subject to legal approval may not operate without the approval of the relevant department)