I want Carrier aggregation in samsung f62 withoutcarrier aggregationphone not run in 4G

Why samsung mid range phone not having carrier aggregationI checked all Chinese mobile brand having nd they using 4G+ network here samsung user using 4G but feel like we using 2G network

Hlo samsung mobile developer i using samsung mobile f62 4g since 1 year when i using ur product i feel i not using 4g phone always less network some time msg not going to sendI wantCarrier Aggregationin my mobile i wait whole year for enable carr...

Why my samsung f62 mobioe not support carriaraggregation