SAP PI/PO StrictXml2PlainBean converting Japanese or Chinese character lengths has some problems

[mt13065]

Hi everyone, I am having some problems when converting XML to text type in PI, I can't find useful help document, hope someone can help me.

This is my configuration:

and the result file like this:

I actually want to return something like this:

Since a Japanese character actually takes up two bytes, but is treated as one byte when converted, the resulting file is not what I want, anyone can give me some suggestions, Thanks.