Concerted action taken after Kunming attack, report Yang Wanli and Xue Dan.

Two days after the March 1terrorist attack in Kunming, capital of Yunnan province, Liu Ersi wrote an e-mail to the principal of the School of Architecture, Design and Construction at the University of Greenwich in London.

In his message, Liu suggested that a forthcoming lecture tour by academics from the British university should be deferred for safety reasons.