> i felt more welcome in china

Are you white? Try being non-white. Chinese people, and most Asians - yes, the entire continent, or at least most of it - are deferent to white people.

> and even in the US for example than anywhere in europe

The US is one of, if not the most, welcoming countries in the world. Additionally, I suppose you probably lived in a city or at least a large town in the US rather than anywhere rural or more closed-off.