China-Places.com listou aprox 9 Agencias de propaganda dentro Yanshi. Alguns dos mais bem avaliados Agencias de propaganda dentro Yanshi estão- Yanshi Construction Advertising Limited Company, Decoração maia, Luoyang Tiangong Construction Reconnaissance Design Limited Company, Decoração Xingzhijia, Yanshi Construction Advertising Limited Company, Luoyang Countryside Advertising Company Limited, Decoração Xingzhijia, Decoração maia & Luoyang Tiangong Construction Reconnaissance Design Limited Company.