Sorry for being sarcastic. I meant to say that foreigner should respect the local view. Not blindly apply scientific judgement based on the data. Your tone of

Sorry for being sarcastic. I meant to say that foreigner should respect the local view. Not blindly apply scientific judgement based on the data. Your tone of comments appears assuming a stance of authority over a local person (a Chinese here). That makes me uncomfortable. And finally, I did not see your references of proof. And I have given the youtube video with the Sichuan chef.