Once-packed candlelit vigils have been banned, a Tiananmen museum has been forced to close, and statues have been pulled down.
Tremors following an earthquake often cause more damage than the original shock.
Lai, the founder of the now-shuttered pro-democracy newspaper Apple Daily, has already been jailed for taking part in pro-democracy protests for which he will serve a total of 20 months.
The Chinese government successfully blocked it and paved the way towards socialist economic order,” he said.
Police last year banned the annual vigil for the first time in three decades, citing public health risks from the coronavirus pandemic.
Police also Thursday had raided the closed June 4 museum, which was run by the alliance to commemorate the bloody Tiananmen Square crackdown in Beijing on June 4, 1989.
Prior to the ban, candlelight vigil event held on June 4 every year was attended by massive crowds and was the only large-scale public commemoration on Chinese soil of the 1989 crackdown in Beijing.
The Hong Kong Alliance in Support of Patriotic Democratic Movements of China had openly challenged the enforcement of a 14-month-old national security law.
The alliance is one of several pro-democracy groups being investigated by the city's newly created national security unit.
The annual candlelight vigil honors the students who died when China’s military violently suppressed massive pro-democracy protests in Beijing's Tiananmen Square on June 4, 1989.