Hello, what you want to ask is what happened to the login failure of Yunnan Rural Revitalization Learning Network? Yunnan Rural Revitalization Learning Network cannot log in because of system upgrade. Yunnan Rural Revitalization Learning Network is a unified education certification and a website specially established by Yunnan Education Bureau. This system is very safe. When the system is upgraded, you will not be able to log in and remind you that the system is being upgraded. Please log in later. Yunnan Rural Revitalization Learning Network is a professional and efficient online learning software, specially designed for rural cadres and local citizens. You can look up study materials on the internet at any time to learn the latest social news trends.