周深：唱十五运开幕式主题歌意义重大，希望能多唱粤语歌

Group 1 - The theme song for the 15th National Games, titled "Tian Hai Yi Xin," has been officially released, with lyrics by Shunan and Chijun, and performed by singers Zhou Shen and Shan Yichun [1] - Zhou Shen emphasized the significance of performing the theme song as it marks the first time the National Games are jointly hosted by Guangdong, Hong Kong, and Macau, expressing a desire to perform more Cantonese songs in the Greater Bay Area [1][2] - The song's performance is described as technically challenging, requiring a balance between lightness and vastness, akin to "kneading dough," where all efforts must align with the lyrics and music [1] Group 2 - Zhou Shen articulated that the lyrics of "Tian Hai Yi Xin" reflect the idea that everyone is like a drop of water from different places, striving to create their dreams, ultimately merging together like the Greater Bay Area [2]