"This could increase the possibility of North Korea's collapse and have an adverse impact on China as well".
Wang's comments mark the latest attempt to cool tensions by North Korea's most important ally and key provider of food and fuel aid.
However, in the same interview Trump revealed that his grasp of the political reality of the region was not as strong as he had thought after Chinese President Xi Jinping explained the history of the China-North Korea relationship.
Other troops may have been mobilized. He also said the situation on the Korean Peninsula was in a "vicious cycle" as tensions with the USA and its allies deepen.
The country keeps missiles, including 12 Dongfeng-03 ballistic missiles and 24 Dongfeng-21 "Carrier-killer" missiles at the 51st rocket army station in Shenyang, Liaoning Province.
South Korea doesn't support a preemptive strike and is closely coordinating with the Trump administration, according to an Asian government official familiar with North Korean issues who asked not to be identified.
Beijing has repeatedly called for a "dual-track and suspension" approach where the North would stop its nuclear and missile activities in exchange for the US and South Korea halting military exercises.
The editorial has since been removed from state websites, according to multiple sources. If China decides to help, that would be great.More news: California couple among Hawaii rat lungworm disease victims
Despite this chatter, officials in neighboring South Korea have played down suggestions that a nuclear test is imminent, with a spokesman for the country's Joint Chief of Staff telling reporters: "There has been no unusual activity so far".
In 2003, China's oil pipeline to North Korea shut down for three days after a missile launch, adding to pressure on Pyongyang to draw back from nuclear brinkmanship.
In terms of national pride though, nothing comes close to the nuclear program, and Pyongyang may decide that the best way to honor its late leader - and defy pressure from the United States and China - is with a sixth nuclear test.
From Twitter threats to Tomahawk missiles, USA president Donald Trump's unorthodox and seemingly impulsive approach to foreign policy has unsettled China, piling new pressure on its hands-off North Korea policy.
Yun said that the South Korean government through official meetings and unofficial channels communicated its position during the Trump administration's review of it North Korea policy - which he said was "considerably reflected" in the U.S. American heavy bombers are also positioned in Guam to attack North Korea should it be necessary, and earlier this week, the Pentagon announced that the USS Carl Vinson aircraft carrier strike group was being diverted to the area. "We need to hammer into the United States and China that no matter what happens, there can not be any decision on the fate of the Korean Peninsula without the involvement of the Republic of Korea".
As tensions rise on the Korean peninsula, Beijing appears alarmed by Trump's strident pronouncements as it tries to figure out how to manage the billionaire politician, who insists China handle the Pyongyang problem or suffer the consequences.
"Obviously we're concerned about North Korea's pursuit of nuclear weapons, and the ability to deliver those nuclear weapons in the region, and even in the United States, and that continues to be a major concern..."
Russia's Deputy Foreign Minister Sergei Ryabkov warned the USA that attempts to rely on force to pressure North Korea will not help.