the islanders tell us that chen chia-yin is now one of them.ip of the community center. she takes us to a meeting she's organized there for people with dementia, and tells us more about what makes her adopted home special. >> many people in the matsu islands don't just own property in taiwan, but also on the chinese mainland. we can communicate easily in the same language. many have relatives on the mainland. when i came here, i understood that matsu belongs to taiwan, but ties to the chinese mainland are much closer. >> that's why they're glad that ferry service has resumed -- twice a day, the journey takes just 25 minutes. for three years during the pandemic, there were no ferries. the passengers are almost all taiwanese. chinese people are only allowed to come if they have close relatives on matsu. otherwise, it's forbidden. still, china's communist leadership claims taiwan as a part of its territory. >> the threat of an invasion has unsettled chen deng chuang. he's brought his father to the community center for the dementia program, and tel