After 4 years in jail :
Former Members from jail in Hong Kong

AFP
The energy equipment in China noticed a public space code that politicians had held in Hong Kong as unlawful. Now the primary 4 protremocratic MPs have been launched.
https://www.faz.net/aktuell/politik/ausland/vier-ehemalige-abgeordnete-in-hongkong-aus-gefaengnis-entlassen-110445702.html