China-Places.com listou aprox 14 empresas dentro Estrada Estadual 311. Alguns dos mais bem avaliados empresas dentro Estrada Estadual 311 estão- Henan Heng'an Boiler Limited Company, Xiangcheng Bureau of Grain Kuzhuangxiang Grain Management Office, Xuchang Huari Tyres Limited Company, Huaxiang Gardens Virescence Engineering Co.Ltd., Yanling Hengyuan Plastics Products Limited Company, Yanling Xiangjiang Flower Limited Company, Taikang Yongxing Boiler Co. Ltd., Henan Taikang Refeng Boiler Limited Company, Xuchang Jinxiu North China Gardens Virescence Limited Company & Xuzhou Jinfu Kitchen Equipment Company Limited.