The problem was closed for 71 days, and then recurred in the 22nd week of 2020; <br>Cause: It was affected by the stuck problem of the combination switch conversion and the mixing of different suppliers
The problem was closed for 71 days and relapsed in the 22nd week of 2020;<br>Reason: affected by the combination switch conversion jam problem and the mixing of different suppliers;
The problem closed for 71 days and recurred in the 22nd week of 2020;<br>Cause: it is affected by the combination switch conversion stuck problem and mixed installation of different suppliers;<br>