Export PDF with garbled characters

In the report module of suitecrm8.20, I want to export PDF files, but the Chinese characters cannot be displayed correctly after exporting, all are garbled characters, I don’t know how to solve it, thank you

do u check regional configuration?

Hi, I have some issues here, my configuration is utf-8 as well, but my chinese export pdf shows as rectangular block, Do someone know how to solve it and please help here?

Hi Wendy,
I have the same problem, did you solve it?

Hi. I just want to know how you guys fixed this issue ? Thanks.