The US congressional committees have approved the HK human rights and democracy act.

https://www.scmp.com/news/china/diplomacy/article/3030403/beijing-vows-retaliate-after-us-hong-kong-human-rights-bill

This is a blatant interference of HK internal affairs or rather the China's internal affairs which will severely strain the US-Sino relationship.

No sovereign country can accept a long-arm jurisdiction of a foreign country in its own internal affairs.

This move will definitely make China take a harder stance against the US-China trade issues.