China-Places.com listou aprox 36 Agencias de propaganda dentro Yiyang. Alguns dos mais bem avaliados Agencias de propaganda dentro Yiyang estão- Yiyang Sunny Advertisement Limited Company, Decoração Yi Zhongtian, Zhongda Neon Light Decoration Advertising Company Limited, Agência de Publicidade Huaxin, Yiyang Zhenxiang Decoração Advertising Company Limited, Chaoyang Decoration Advertising Limited Company, Yiyang Yinhui Decoração Advertising Company Limited, Decoração Jiahao, Anúncio Hexie & Sanxin Advertisement and Decoration Company Limited.