The registration address for the exhibition of hardware and electronics technology is located in room 101, no. 5 in the town of ishizu, ishizu city, in guangdong province. The registration authority is the market supervision authority of the city, represented by a legal person, li shubai. The activities include research and development, marketing and distribution of hardware, electronics, type ii medical devices (medical masks, protective clothing, infrared thermometers), daily masks (non-medical); import and export of goods or technologies (except for goods and technologies which are prohibited by the state or involve administrative approval). (projects subject to legal approval to operate with the approval of the relevant department)