The registration address of dong chong city recreation technology ltd is located in room 301, unit 1, located at no. 4, science and technology zhongshan lake zone, dong chong city, guangdong province. The registration authority is the market supervision authority of dong chong city. The legal entity is represented by yang xiaodong. The scope of the operation includes research and development of technology for the networking of goods; research and development and advisory services in communications technology; research and development and advisory services in network technology; development and maintenance of computer software and hardware; integration and advice in computer systems; sale, online marketing, technology development: daily supplies, medical devices (category i medical devices), electronics, security and surveillance products, electronics, industrial controlled products, electrical equipment, hardware accessories and materials, automatic measuring and control equipment, mobile phones and computer accessories, liquid crystal electronics; domestic trade agents; import and export of goods or technology (with the exception of goods and technology whose import and export are prohibited or related to administrative approval by the state). (projects subject to legal approval are not allowed to operate without the approval of the relevant authorities) i'm not sure