IMEI for dual-sim phones - Which one is picked by Collect?

Need with finding our IMEI number imei slot 1 imei slot 2 Card Slot Dual nano SIM More Standby Mode Dual SIM Dual Standby vivo Mobile India Private Limited TEC-1, TEC-2 & ONE C, WORLD TRADE CENTRE imei slot 1 and 2 Dial *#06#* on your phone; Look at the label under your battery; Check your phone's settings menu What is an IMEI number?

imei slot A mobile phone has one IMEI number per SIM slot, so if you have a dual SIM phone, it will have two IMEI numbers: IMEI 1 for the first SIM