Hi SunShengLong,
Thank you for your interest in Syncfusion products.
Could you please report the mentioned issue with opening RTF file having Chinese
character in RichTextBoxAdv, through Direct Trac Developer Support System (https://www.syncfusion.com/account/login?ReturnUrl=%2fsupport%2fdirecttrac%2fincidents),
because you can take the advantage of the expertise of a dedicated support
engineer and a guaranteed response time and we hope you will take advantage of
this system as well? If you have already reported, please ignore this.
Please let us know if you have any other questions.
Regards,
Gunasekaran
