The registered address of Shenzhen Demailong Technology Co., Ltd. is 2011A, SEG Plaza, No. 1002, Huaqiang North Road, Fuqiang Community, Huaqiangbei Street, Futian District, Shenzhen. The registration authority is Shenzhen Market Supervision Administration, and the legal representative is Liu Zhongguo. The business scope includes general business items: design, technical development and sales of electronic products and electronic components; Research and development and sales of textile fabrics; Domestic trade, import and export of goods and technology.