No.234Chaoyang District Popularity Ranking BeijingNo.1 Construction Decoration MaterialsNo.1 Decoration MaterialsNo.1 Gang Zhi DoorsNo.1 PipesNo.2 Electronics Functional MaterialsNo.2 PanelsNo.3 Ling Pai FangNo.3 Dian Jie CobaltNo.3 PolyHe Products MaterialsNo.3 Pipes and FittingsNo.3 Petrochemicals DevicesNo.4 Tian Ran Shu Grease