Huai took part in the opening ceremony and high-level conference of the Second Belt and Road Forum for International Cooperation on April 26, 2019.
Wan Gang, president of CAST met with a WEF delegation headed by its founder and executive chairman Klaus Schwab in Beijing on April 25, 2019.
On April 24, the Municipal Science and Technology Association held the performance management meeting of the government organs and their affiliated institutions in 2019.
On April 12,symposium on the work of Association of Municipal Science Education Center held.
"Beijing-Tianjin-Hebei Collaborative Development Symposium" was held on April 2nd.