This week on Inside China Tech, the Post’s Zen Soo speaks with GSMA's Head of Policy for Greater China Joe Guan to find out what's the big deal about 5G and why there is a big spectrum debate going on for the next-generation mobile network.
We also look at why space agencies are concerned that 5G could mess with weather forecasts, and why 5G needs to use radio frequencies that no other mobile network has ever used before.