As the youth delegation from Hong Kong, TMBJ team members of Tianzhou-1 project, Dr. Liang Chao, Ms. Wang Luyao, Ms. Zhang Ruoshao and Mr. Chen Zhiliang, were invited to participated in the ‘Celebrations for 20^th anniversary of Hong Kong Special Administrative Region - 2017 Hong Kong Youth Music Interflows’ held in Hong Kong coliseum, 30 June 2017. In the interflows, TMBJ team members communicated with astronauts Mr. Yang Liwei, Mr. Jing Haipeng and Mr. Chen Dong, and sent them the souvenirs representing SCM of HKBU.