Zhongyixin APP software can log in normally, operate investment funds and observe market conditions. This means that users can use the software to carry out related investment activities, including inquiring about market conditions and transactions. As long as users enter the correct account number and password, they can successfully log in to Zhongyixin APP software and enjoy the investment services provided by it. Please note that you need to be cautious when logging in and using any investment software and follow relevant investment rules and risk management measures.