update README

README.md

@@ -6,7 +6,7 @@ license: apache-2.0
  * @Author: shenlei
  * @Modified: linhui
  * @Date: 2023-12-19 10:31:41
- * @LastEditTime: 2024-01-02 17:46:57
+ * @LastEditTime: 2024-01-09 23:52:00
  * @LastEditors: shenlei
 -->
 <h1 align="center">BCEmbedding: Bilingual and Crosslingual Embedding for RAG</h1>
@@ -30,7 +30,7 @@ license: apache-2.0
 2、RAG优化，适配更多真实业务场景；
 3、方便集成进langchain和llamaindex。
 
-![image/jpeg](https://cdn-uploads.huggingface.co/production/uploads/64745e955aba8edfb2ed561a/NyV_6ZrsaqUluUnxHKR_m.jpeg)
+![image/jpeg](assets/rag_eval_multiple_domains_summary.jpg)
 
 -----------------------------------------
 <details open="open">
@@ -549,8 +549,7 @@ The summary of multiple domains evaluations can be seen in <a href=#1-multiple-d
 
 #### 1. Multiple Domains Scenarios
 
-
-![image/jpeg](https://cdn-uploads.huggingface.co/production/uploads/64745e955aba8edfb2ed561a/NyV_6ZrsaqUluUnxHKR_m.jpeg)
+![image/jpeg](assets/rag_eval_multiple_domains_summary.jpg)
 
 ***NOTE:***
 - In `WithoutReranker` setting, our `bce-embedding-base_v1` outperforms all the other embedding models.
@@ -574,8 +573,7 @@ Welcome to scan the QR code below and join the WeChat group.
 
   欢迎大家扫码加入官方微信交流群。
 
-
-![image/jpeg](https://cdn-uploads.huggingface.co/production/uploads/64745e955aba8edfb2ed561a/mMlIkYn2qPXlivq4wtvyy.jpeg)
+![image/jpeg](assets/Wechat.jpg)
 
 ## ✏️ Citation