No.469 Haidian District Popularity Ranking Beijing No.2 Network Advertising No.2 Jing Zhun Marketing No.3 Social Media No.3 Cheng Notebooks Control No.3 Digital Media Technology No.4 Bei Lu Systems No.6 Wang Luo Wen Xue No.6 Content Marketing No.9 Network Media No.9 Content Operations No.9 Jiao You Society District No.13 Duo Media Technology AAA级信用企业 常务理事单位 中关村高新技术企业 科技型中小企业 省科技型中小企业 高新技术企业 省级高新技术企业