China Ukraine envoy's appeal comes as Washington and its European allies are ramping up supplies of missiles, tanks and other weapons to Ukrainian forces.
On a stop in Tokyo, U.S. Defense Secretary Lloyd Austin stressed the importance of communication between Washington's and Beijing's defense authorities.
Speaking during an unprecedented address delivered via video link at the Shangri-La Dialogue security forum in Singapore, Ukrainian President Volodymyr Zelenskyy said the world must push for diplomatic solutions to support countries that are in need of help.