Is it reliable to return the app in Yunnan?

Tour Yunnan app is a travel guide app developed by Yunnan Tourism Propaganda Department, and the official return service is very reliable. According to the official regulations, as long as the purchased goods are unopened and unused within 30 days, and the correct return application form is filled in, you are eligible to return them. This shows that Yunnan app has a perfect return process and system, which can protect the rights and interests of consumers.