China-Places.com listou aprox 30 empresas dentro Qionghai. Alguns dos mais bem avaliados empresas dentro Qionghai estão- Qionghai Wanquanhe Water Entertainment Limited Company Wharf Management Office, PICC Property and Casualty Co. Ltd., Qionghai Wanquanhe Water Entertainment Limited Company Wharf Guardian Team, Hainan Zhida Finance Consultation Services Limited Company Qionghai Branch Agency Jianzhangbu, Associação de Empresas Privadas Individuais de Qionghai, Indústria Xintian, Associação de Empresas Privadas Individuais de Qionghai, Hainan Haisenquan Agriculture Development Limited Company Xingnoong Alliance Store, Hainan Ruiyuan Property Management Limited Company Wangxing Garden Management Office & Qionghai Wanquanhe Water Entertainment Limited Company.