Hi, Kasim, Great things. If you need any help about Mandarin Chinese, please contact us, we are in kde-china _AT_ kde _DOT_ org, you can join us via https://mail.kde.org/mailman/listinfo/kde-china, or irc://irc.freenode.net/#kde-cn . But it seemed we are not familiar with HSK test, hoho. Regards, Liang