Highlights
Covered broad fields of ageing in China: statistics, basic and translational research, long-term care, policy and social networks.
Provided more detailed numerical updates of the ageing challenges in China.
New features of the aging-related challenges, e.g., oral ageing and STDs in the elderly in China.
A new and independent section on immune ageing.
We also mentioned the COVID-19-induced death in the Chinese elderly.