Refer jendela report, few key technologies need to be ready before 5G rollout.
1. 5G basic backhaul require fiber connectivity which TM has the widest or longest fiber network
2. Require cloud data center which TM also ready, believe time.com also ready for this
3. Require full 4G coverage for the nation where all telco has not ready, there is gap need to improve, another millions project to the industry
4. All hp user need to change to Volte supported phone by end 2021