You are downloading the Zsun AppX file v188.8.131.52 for Windows Phone. Zsun is a free and useful Productivity app: This appliccation is for using with ZSUN Wireless Wifi USB Smart Card Reader WLAN. Application has function: switch ZSUN between WIFI and USB mode, ... You can now download the offline AppX file to install & try it.
Download Locations for Zsun 184.108.40.206 AppX file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Zsun AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.