Source Insight中文注释乱码如下：
解决办法如下：
菜单栏中：File --> Reload As Encoding… --> Chinese Simplified (GB18030) -->选择后，点击load，乱码问题就可以解决了。
对于这个乱码问题，官方也给了相关说明，如下：
Unfortunately, the code page encoding used in a file is not saved with the file. Therefore, it is possible to open a file assuming the wrong encoding. If you open a file with the wrong encoding, you will probably observe some characters are incorrect or look garbled. You can use the File > Reload As Encoding command to reload the file with the correct encoding.