Beijing jee-an science and technology ltd. Is registered at the east village property building, located on the shuyongbok street in changping district, beijing, in 2012. The registration authority is the market supervision authority of changping district, beijing, represented by a legal person, wu hai guo, and operates in the areas of technology development and technical services; sales of safety technology prevention products, electronics, hardware, hardware and supplies; and software development and software services. (the subject of the market may, in accordance with the law, freely choose to operate projects and carry out business activities; projects which are subject to legal approval and which are subject to the approval of the relevant sector; and activities in which the state and municipal industrial policy prohibits and restricts such projects