Wang was also asked about the recent developments in his press conference, and his answer went into more detail than previous statements from the Foreign Ministry.

"During the (Pyeongchang) Winter Olympics, North Korea did not carry out a new nuclear test, and the United States and South Korea refrained from military exercises against North Korea", Wang said.

The double suspension "has created basic conditions for the improvement of inter-Korean relations", he said regarding the summit in April between leaders of the two Koreas.

But foreign ministry officials have cautioned it is too early to assume the talks will bring a lasting breakthrough on the central issue - nuclear weapons.

China, however, will "definitely" take necessary steps if Washington puts the tariffs in place, indicating Beijing is ready to implement retaliatory measures against the United States.

He said peace must prevail, amid signs of easing tension over North Korea's nuclear and missile threats.

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China's huge Belt and Road initiative to build a new Silk Road will respect global rules and be free of "backroom deals", the foreign minister said on Thursday, defending a key policy of President Xi Jinping's.

China has responded positively to the developments, as one would expect. However, part of the original question from the reporter (representing Reuters) was whether China believed that the United States should withdraw its forces from South Korea.

The US, which only this week increased its sanctions on Pyongyang over the death of Mr Kim's brother Kim jong-nam, has said it is open to talking to North Korea, but only if it commits to denuclearisation.

China's "Belt and Road" initiative and the role of Macau and Portuguese-speaking countries are the subject of a book that has just been published by the International Institute of Macau (IIM) at a time when the issue is being showcased due to its links to the Greater Bay Area project comprising Guangdong, Hong Kong, and Macau.

"All must demonstrate political courage and make political decision".

French President Emmanuel Macron visited China in January and said that the initiative can not be "one-way".