Upon accomplishing 2G/3G/4G products R&D and business in 2018, LIONS team members were focusing on the O-RAN 5G technology. We believed the 5G open standard will bring another wave of Taiwan success in standard-based industrial business. The team rolled sleeves and went working on it. Lions 5G O-RAN gNB architecture and HLD were done before establishing LIONS companies in 2019 to carry the mission.