$ cat etc/ld.so.conf.d/wps-office.conf 
/opt/kingsoft/wps-office/office6/
/opt/kingsoft/wps-office/office6/addons/kcef/
/opt/kingsoft/wps-office/office6/addons/cef/
/opt/kingsoft/wps-office/office6/addons/kpromeprocesson/
/opt/kingsoft/wps-office/office6/addons/krecentfile/