He said the restraint had become imperative because maintaining peace and stability of Northeast Asia served the common interests of all relevant parties.
“We hope that relevant parties will exercise restraint, take prudent actions and avoid ratcheting up tensions.
Concerning the South Korean military’s anti-Pyongyang broadcasts, Lei said it haD become mandatory for all relevant parties to make joint efforts to avoid ratcheting up tensions, under the current circumstances.
Meanwhile, Kim Jong-un, North Korean leader, has described last week’s nuclear test as a hydrogen bomb, and self-defensive measure against U.S. threats of a nuclear war.
South Korea, the U.S. and Japan have called on China, which keeps North Korea’s moribund economy afloat, to put more pressure on the North after Pyongyang’s announcement of a successful nuclear test.