The legal entity is the zhang hongbo municipal market supervisory authority, with legal representatives and its registered address in the village of guangangang ma, grand township, tangang town, kangaang city, hebei province, and its operations include the sale of: metal thongs, high graphite composite pads, rubber pads, steel pads, tooth pads, root rings, graphite rings, steam-covered seals, ceramic fibre sheets, asbestos products, tetrafluoride products, aromatic fibre roots, carbon fibre plate roots, high-water base roots, high-carbon root, graphite root, ceramic plate roots, yellow oil veil roots; sales of warm materials, fireproofing materials. (projects subject to legal approval may not operate without the approval of the relevant department)