The registration address of beijing rainbow light technology ltd. Is located in room a-1659, 2nd floor, 30th floor, shinjing street college, 30th floor, beijing city. The registration authority is the shi xinshan subdirectorate of the beijing city administration for business and industry, and its legal representative is ying zheng. The range of operations includes the development of technology, technology promotion, technology transfer, technical advice, technical services; computer system services; software development; product design; model design; sale of communications equipment, computers, software and assistive equipment, electronics products, instrument meters, electrons, appliances, general-purpose equipment, electrical equipment, mechanical equipment; import/export of goods, import/export of technology, brokering of imports and exports; engineering and technical research and experimental development; computer technology training (not subject to nationwide recruitment); maintenance of communications equipment, computers, electronic products, instrumentation instruments, general-purpose equipment, electrical equipment and mechanical equipment. (an enterprise shall, in accordance with the law, freely choose to operate its own projects and carry out its activities; an approved project shall, in accordance with the law, operate its activities in accordance with the approved content, subject to the approval of the relevant sector; and it shall not engage in activities in which the industrial policy of the municipality prohibits or restricts the operation of projects of its kind