Xiaomi Aqara Light Control Smart Switch work or NOT with ST

@adam_walker
can you help me.

I use the above Device Handler with my aqara Double switch (Wired one) and it is paired and work fine.
But by ST app I can use one switch only!!. The other switch is not work by app!!!

I tried to use this smartapp but NOT work
https://community.smartthings.com/t/release-virtual-device-sync-create-virtual-devices-and-keep-them-in-sync-with-a-physical-device/57089