After the PCCU4B system finished its short-term objective in 2017, it has never been used since then.
Until these days the author released source code of PCCU4B on GitHub, making it become a sample project for others to reference.
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This is a demo version APP for testing purpose. It connects to a PCCU4B server hosted in LAN with LAN IP addresses 192.168.1.2
Source Code on Github : https://github.com/evilhawk00/PCCU4B-PHP-Statistical-Polling-System-and-AndroidClient