Trump agreed to meet with Kim Jong Un by the end of May and the two Koreas will hold a summit by end-April.
But some 63 percent of those welcoming the change in the North's attitude, or 45.7 percent of the total respondents, said they don't trust the North's stated willingness to denuclearize. Carranza said the meeting place will be a crucial factor.
Kim, on the other hand, has never been outside of North Korea since becoming the country's leader, but attended boarding school at the International School Of Berne in Switzerland, according to London's Sunday Times.
"They're minorities in our society so we really need to help them", she said, adding that she believes a reunification of the two countries is possible, even if young South Koreans are far less likely than their elders to see it as important. -South Korean joint military exercises to continue, and ensuring that denuclearization is on the table.
Xi also expressed his support for both the inter-Korean summit and the North Korea-U.S. summit, Kim said.
Demonstrably, Kim has been a major posturer, showing the world and its leaders North Korea's military capability at nearly every turn, most importantly their nuclear capability (embarrassingly for him, many test launches failed).
This image released on March 5, 2018, by the North Korean Official News Service (KCNA), shows North Korean leader Kim Jong Un meeting with South Korean officials in Pyongyang, North Korea.
But South Korea's leadership has left some in China anxious about Beijing losing its influence. "I think it's time", Trump said. That idea may well be appealing to Mr Trump, though the same can not be said of his Asian allies, South Korea and Japan.
A chain of events had been taking place recently, especially since the visit of a high-level North Korean delegation to the Pyeongchang Olympic Winter games, in which Kim Yo-jong, the sister of the North Korean leader, was a key member.
Mattis was among the advisers in the White House on Thursday when Trump chose to accept Kim's offer to meet.
Gary A. O'Connell, a retired chief scientist at the National Air and Space Intelligence Center at Wright-Patterson Air Force Base, said North Korea poses a "credible, growing" nuclear missile threat to the United States.
Chinoy said China had been "bystanders" in the recent thaw in relations between North and South Korea.
The vast majority of North Korea's foreign trade passes through China and much of it has ground to a standstill since UN Security Council sanctions over Pyongyang's nuclear programme. Between 1950 and 1953 the two nations went to war following border incursions by North Korea.
The construction of monuments commemorating milestone achievements in North Korea's weapons development program suggests that Kim Jong Un is not merely developing weapons as bargaining chips to be traded away for a meeting with the US and raises a lot of questions about the North's reported offer to meet with the U.S.to discuss denuclearization.