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"You save time, but still get high sensitivity," sums up Miao Liu.

Included are paintings by Miao Wu, a Beijing-born Seattle artist and longtime friend.

That was the last time she saw Miao.

Dr Miao explained schools and universities are now required to have mental health consultants, and in big cities community units have designated people to look after elderly people's mental health.

Miao is now deputy director of an economic affairs committee within the top political advisory body, the Chinese People's Political Consultative Conference.