The registered address of suzhou sound crown to smart technology ltd. Is in wu centre district, suzhou city. The registration authority is the administrative approval authority for the city of suzhou, wu centre district, 3 of which number 528 is the registration authority; the legal entity is a soldier, whose scope of operation includes licensed projects: construction works; electrical installation services (the legally approved project is subject to the approval of the relevant department and is not allowed to carry out operational activities until the approval of the relevant department); general projects: sales of plastic products; construction of metal structures; manufacture of specialized equipment for environmental protection; manufacture of defusing noise equipment; sale of insulation and soundproofing materials; sale of specialized equipment for environmental protection; sale of oscillating noise equipment; sale of special instrument instruments for environmental monitoring; manufacture of special instrument for environmental monitoring; sale of artificial smart hardware; sale of electronic products; sale of mechanical equipment; research and development of machinery; manufacture of specialized equipment for water resources; manufacture of agricultural machinery; manufacture of instrument instruments; sale of instrumentation forms; sale of instrumentation instruments; industrial engineering services; sale of construction materials in light form; sale of architectural and decoration materials; sale of rubber products; sale of metal structures; sale of digital video surveillance systems; installation of gas compressing machines; sale of gas