Chinese brands are competing against each other with sub brands. Take BBK for an example who has Oppo, Vivo, Realme, OnePlus and IQOO. Xiaomi has Redmi and Poco.
No dual device connectivity/switching on TWS even at a price point of ₹3.5k
In case of the watch, there's nothing special other than what we get at watches available at ₹2k. At ₹4.5k they should've atleast provided inbuilt GPS like realme Watch 3 Pro.