/usr/share/help/zh_CN/ is in cheese-common 3.28.0-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/help/zh_CN/cheese/
/usr/share/help/zh_CN/cheese/burst-mode.page
/usr/share/help/zh_CN/cheese/effects-apply.page
/usr/share/help/zh_CN/cheese/figures/
/usr/share/help/zh_CN/cheese/figures/cheese.png
/usr/share/help/zh_CN/cheese/figures/effects.png
/usr/share/help/zh_CN/cheese/figures/image-properties.png
/usr/share/help/zh_CN/cheese/index.page
/usr/share/help/zh_CN/cheese/introduction.page
/usr/share/help/zh_CN/cheese/legal.xml
/usr/share/help/zh_CN/cheese/photo-delete.page
/usr/share/help/zh_CN/cheese/photo-save.page
/usr/share/help/zh_CN/cheese/photo-take.page
/usr/share/help/zh_CN/cheese/photo-view.page
/usr/share/help/zh_CN/cheese/pref-countdown.page
/usr/share/help/zh_CN/cheese/pref-flash.page
/usr/share/help/zh_CN/cheese/pref-fullscreen.page
/usr/share/help/zh_CN/cheese/pref-image-properties.page
/usr/share/help/zh_CN/cheese/pref-resolution.page
/usr/share/help/zh_CN/cheese/video-record.page