The registration address of beijing's 300-billion-billion-dollar science and technology company ltd. Is located on the third floor a of the kimzhou science and technology industry base, located on the 15th floor of changzhou science and technology park, located on the 15th floor of shanbashi south 2nd street, in beijing. The registration authority is the market supervision authority of the beijing economic and technology development zone. The legal entity is represented by guo kim hau. It operates in the areas of technology promotion, technical advice, technology transfer, software development; computer technology training; sale of electronics, mechanical equipment, hardware, hardware, daily supplies, construction materials, instrument meters, computer software and assistive equipment, communications equipment, public security equipment and equipment, fitness equipment, sports materials (other than anti-fouling), cultural supplies, clothing and footwear caps; import and export of go...