澳門學生團體發起六四穿黑衣戴黑口罩行動 籲毋忘六四捍衛民主自由 (Macao student group launches black masks and shirts action for June Fourth, urges remembrance and defense of democracy and freedom)
Stand News, May 19, 2021
助人翻墙遭遇取保候审：一位旅韩中国学生的故事 (Arrested for assisting others to circumvent China's Internet censorship: Story of a Chinese student in Korea)
Radio Free Asia, May 18, 2021