The registered address of shanghai-shanghai-kekko phototechnic ltd. Is in room j590, 1nd zone, 1nd zone, 399nd floor, carting city, and the register office is the market supervision authority of the carting-zone. The legal person's representative is cai tsai and is engaged in technical development, technical advice, technology transfer, technical services, photovoltaic equipment, laser equipment (other than medical equipment), instrumentation, electronics, computers, software and assistive equipment, mechanical equipment, import and export of goods and technology. [projects subject to legal approval may not operate without the approval of the relevant department]