Shanghai tsien tsien ltd. Has registered address in room 301, 1st floor, datsu road, podong new district, shanghai city, and is registered as the market supervisory authority of pudong new district, with legal representatives, and is operating on a range of licensed projects: construction works design (subject to legal approval for projects and subject to the approval of the relevant authorities) to carry out business activities: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sales of architectural and cosmetic materials; sale of lighting devices; sale of fire-resistant materials; sale of specialized equipment for environmental protection; sale of gas, liquid separation and pure equipment; distribution of cooking and groceries; retailing of cooking equipment and groceries; sale of water quality monitoring and detection instruments; sale of household appliances; sale of electronic products; sale of metals; organization of cultural and artistic exchange activities; sale of professional cleaning, cleaning and disinfection services; sale of instrument forms; distribution of five gold products; design, agency for advertising; publication of advertisements (non-radiophone, television and television outlets for the purpose of carrying out of licences in accordance with the law)。