When I try out the topics you suggest at the huggingface endpoint you link, the answer is either my question translated into Chinese, or no answer when I prompt the model in Chinese:
<User>: 历史上的“天安门广场的坦克人”有什么故事？
<Assistant>:
Interesting - I can't speak to the Huggingface endpoint. I downloaded the 4-bit GGUF model locally and ran it through Oobabooga with instruct-chat template - I expressed my questions in English.