Legal / administrative term. PRC's
治安管理处罚法 (Public Security Administration Punishments Law) makes
扰乱公共秩序 (rǎoluàn gōnggòng zhìxù, disrupting public order) a punishable offense. Standard collocations:
维护 (wéihù, maintain),
扰乱 (rǎoluàn, disrupt),
妨害 (fánghài, obstruct).