Yes, 信查查-全国企业信用查询管理平台 is free to download, however it contains in-app purchases or subscription offerings.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
信查查-全国企业信用查询管理平台 has several in-app purchases/subscriptions, the average in-app price is €67.99.
To get estimated revenue of 信查查-全国企业信用查询管理平台 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.