Just wanted to mention for whoever might be having this issue that I got the new V2 bulbs to work with Mi Home on China and Alexa by using the BETA Yeelight skill (not the Mi home skill)
I'm going to take a bit of time to troubleshoot this weekend but I think this is a lost cause until Xiaomi updates the skill. Probably it works with Yeelight skill on Singapore but then no Aqara switches.
I got some V2 RGB bulbs added on Mi Home and have the Mi Home skill on alexa but none of the bulbs being discovered by Alexa although working perfectly in the Mi Home app. The V1 bulb I have works perfectly fine. If I add the Yeelight skill they show up in Alexa but I just get "device is...