China-Places.com listou aprox 71 empresas dentro Distrito de Tianjia'an. Alguns dos mais bem avaliados empresas dentro Distrito de Tianjia'an estão- Empresa de Responsabilidade Civil Tianyi Chengyouxian, Huainan Automobile Transport Company General 3rd Kehuo Car Team, Huainan Motor-Driven Tool Company (Hardware), Sande Standard Element Manufacture Limited Company, Mei'erli Stone Industry Limited Company, Empresa Municipal de Engenharia de Huainan, CPC Huainan Car Transport General Company No.5 Comitê de Filial de Transporte de Passageiros, Huainan Xinfeng Industry & Trade Company, Huainan Liyuancheng Electrical Appliance Co. Ltd. Filial de Eletrodomésticos de Engenharia & Chaoyang Real Estate Agency Service Limited Company.