File photo: agencies

Hong Kong police are searching for about 30 people who are overseas on suspicion of breaching the national security law in the Hong Kong Special Administrative Region, Hong Kong Police Force announced on Sunday.

The list includes self-exiled former lawmaker Hui Chi-fung and Leung Chung-hang, an ousted Legislative Council (LegCo) member.

They are sought on suspicion of colluding with foreign forces or external elements to endanger national security with maximum penalty of life imprisonment, according to Hong Kong police.