【明報專訊】YANG JIECHI, a member of the Political Bureau of the CPC Central Committee and Director of the Office of the Central Commission for Foreign Affairs, met with Jake Sullivan, the US National Security Advisor to the President, in Zurich, Switzerland last Wednesday. Both have called the meeting ''fruitful'' and ''constructive''. They also discussed the holding of a video conference between Chinese President Xi Jinping and US President Joe Biden within this year.