The shanghai academy of musical technology ltd. Has its registered address in 2 of the 2 companies located in bong-hyun district, shanghai city, at huen-jin road, with its registered body as the market supervision authority of the bong-hyun district, and its legal representative, zheng zhengqing, whose activities include technical development, technical advice and business information advice in the field of chemical and biological sciences. Chemical materials and products (other than dangerous products), rubber products, instrumentation, daily department goods, and wholesale and retail packaging. [projects subject to legal approval may not operate without the approval of the relevant department]