### Chinese: 香港民主人权活动人士罗冠聪通过预先录制的视频对峰会发表讲话，提醒与会者持续关注香港和维吾尔族和藏族等中国少数民族的人权状况。
### English: Luo Guancong, who was engaged in activities about democracy and human rights of Hong Kong, gave a speech at the summit with a pre-recorded video, to remind conferees to give sustained attention to the human rights of Hong Kong and minorities in China such as Uyghur nationality and the Zang or Tibetan nationality.
### Errors: There is a minor error at "co". There is a major error at "was engage". There is a minor error at "in activities about". There is a minor error at "and human rights of". There is a major error at "Kong". There is a major error at "Uyghur nationality and the Zang or Tibetan nationality".

### Improved English: Luo Guancong, democracy and human rights activist from Hong Kong, gave a speech at the summit through a pre-recorded video, to remind conferees to continuously pay attention to the human rights situation of Hong Kong and ethnic minorities in China including Uygur ethnic group and the Tibetans.