A Chinese student wraps her arm around her waist and touches her belly-button to attempt a Belly-button challenge at a school in Luoyang city, centr Stock Photo - Alamy

Chinese Student Wraps Her Arm Her Waist Touches Her Belly – Stock Editorial Photo © ChinaImages #240901766

Stigmatising': China influencer wearing miniskirt to deliver food forced to apologise after triggering online outrage for insult to women workers

A Chinese student wraps her arm around her waist and touches her belly- button to attempt a Belly-button challenge at a school in Luoyang city, centr Stock Photo - Alamy

I didn't know your tummy hurt': many moved by touching Chinese mother and child video which sparks fresh online debate over caesarean births

Stigmatising': China influencer wearing miniskirt to deliver food forced to apologise after triggering online outrage for insult to women workers

belly button' hi-res stock photography and images - Page 2 - Alamy

Stigmatising': China influencer wearing miniskirt to deliver food forced to apologise after triggering online outrage for insult to women workers

Chinese Student Wraps Her Arm Her Waist Touches Her Belly – Stock Editorial Photo © ChinaImages #240901766

Belly Button Challenge”: The new buzz exciting the Chinese web

Belly button challenge: New social media craze sweeps the internet - World News - Mirror Online

Belly chinese hi-res stock photography and images - Page 6 - Alamy

A Chinese student wraps his arm around his waist and touches his belly- button to attempt a Belly-button challenge at a school in Luoyang city, centr Stock Photo - Alamy

Belly chinese hi-res stock photography and images - Alamy

A Chinese student wraps her arm around her waist and touches her