1, Beijing Chen Xin Quality Standard Technology Management Consulting Co., Ltd. Business scope: economic information consulting; Technology development and transfer; Market research; Sports project management; Prepare, plan and organize large-scale celebrations; Wedding service; Undertaking exhibitions, belonging to Donghuamen Sub-district Office.
2. Beijing Ruian Technology Co., Ltd. Business scope: telecommunications business; Internet information service; Engaged in Internet cultural activities; Technology development, technology transfer, technology consultation, technology service and technology popularization; Computer hardware and software production and processing belongs to Donghuamen Sub-district Office.