LIONS 5G SA O-CU and O-DU is tested with 5GC (5G Core Network) from various vendors. Polaris is a mainstream 5G testing platform 5GC. While III (Institute for Information Industry) is a Taiwan government supported research tank for software and information technology. And QCT (Quanta Cloud Technology) is world’s No. 1 infrastructure provider for cloud and data center market. End-to-end connection with popular 5G mobile phone is also carried out.