The Heart to the World app includes: article reading, video watching, and interactive community.

1. Article reading: Xinxintianxia provides a wealth of article resources, including current political news, economic reports, international trends, scientific and technological information, health and wellness and other fields to meet the various reading needs of users. need.

2. Video viewing: Xinxiantianxia provides various types of video resources, including news, entertainment, documentaries, etc. Users can watch the content they are interested in.

3. Interactive community: Xinxiantianxia also has an interactive community where users can express their opinions, exchange experiences, share life details, etc., and interact with other users.