Chinese Stuff: Only For Chinese?

Chillies, chopsticks, even cha are they only Chinese things, meant for Chinese people? I’ve had this conversation hundreds of times in the mainland and in Hong Kong, but I somehow didn’t expect to have it in Norway. It’s my prejudice I suppose.

挪威 (Lo/La Wai – Norway)
偏見 (Pin geen – prejudice)
筷子 (Fai tzi – chopsticks)