add model link

README.md

@@ -87,6 +87,6 @@ misinformation, as well as any associated data security concerns.
 
 The Yi series models are fully open for academic research and free commercial
 usage with permission via applications. All usage must adhere to the [Model
-License Agreement 2.0](https://huggingface.co/01-ai/Yi-6B-200K/blob/main/LICENSE). To
+License Agreement 2.0](https://huggingface.co/01-ai/Yi-34B/blob/main/LICENSE). To
 apply for the official commercial license, please contact us
 ([yi@01.ai](mailto:yi@01.ai)).