New Delhi, Nov. 16 -- A school in eastern China is facing heavy flak on social media after a video emerged showing students standing at the entrance of the school gate in chilly winter weather to welcome teachers. The incident - regarded as a form of "etiquette education" - took place at Jianqiao Primary School in Hangzhou, Zhejiang province. The institution is a century-old school and is recognised as a key local institution.

The video, which has gone viral on social media, shows four children wearing patrol armbands lined up at the school gate like a tiny honour guard. Every teacher's car that rolls in receives a sharp salute and a cheerful "good morning!".

Within a single minute, nearly ten cars glide past - and each is greeted with ...