The registration address of haiy, shenzhen city, ltd. Is a902-2, located at queboro road, located in the borolong street, shenzhen city. The registration authority is the shenzhen city market supervision authority, with representatives of the legal person kim chang show. The business activities include: installation of electronic equipment at the door; design, construction and maintenance of electronic engineering; design, construction, maintenance of security technology engineering; sale of electronic equipment, computer and communications equipment, security equipment, vehicle terminal equipment; rental of own property; operation of electronic commerce; domestic trade; and operation of import and export operations. The licensed projects are: security equipment and systems; computer software; hardware products and assistive equipment; communications equipment and its support equipment; multimedia equipment; vehicle-borne terminal equipment; surveillance equipment; smart equipment; car parts and accessories; and the development and production of electrical signal equipment devices for vehicles。