Beijing Rendejiahua International Education Technology Co., Ltd. According to relevant public information inquiries, Beijing Dongcheng District Excellent Students are all trademarks of Beijing Rendejiahua International Education Technology Co., Ltd. Handling and agency: Hangzhou Chaofan Intellectual Property Agency Co., Ltd. Applicant's address: Rooms 1604 and 1606, Floor 16, No. C, 24 Jianguomenwai Street, Chaoyang District, Beijing.