Argh posting failed. tldr, yes dessalines is a genocide denier..

https://github.com/dessalines/essays/blob/master/socialism_faq.md#whats-going-on-with-the-uyghurs

His "rebuttals" to the common knowledge of the Uyghur genocide occuring in China is primarily nobody commenters on Twitter/Medium, or obvious Chinese propaganda outlets. I gave up looking for reputable information in that list.