update README.en.md.

README.en.md

@@ -1,36 +1,15 @@
 # tools
 
-#### Description
-Ascend tools
+#### introduce
 
-#### Software Architecture
-Software architecture description
+Ascend tools，Please go to the corresponding folder to get the tool according to your needs, or click the link below to select the tool you need to use.
 
-#### Installation
+#### explain
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+1.  [AMEXEC](https://gitee.com/ascend/tools/tree/master/AMEXEC)
 
-#### Instructions
+    **Model reasoning tool**:Input. Om model and model required input bin file, output model output data file.
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+2.  [img2bin](https://gitee.com/ascend/tools/tree/master/img2bin)
 
-#### Contribution
-
-1.  Fork the repository
-2.  Create Feat_xxx branch
-3.  Commit your code
-4.  Create Pull Request
-
-
-#### Gitee Feature
-
-1.  You can use Readme\_XXX.md to support different languages, such as Readme\_en.md, Readme\_zh.md
-2.  Gitee blog [blog.gitee.com](https://blog.gitee.com)
-3.  Explore open source project [https://gitee.com/explore](https://gitee.com/explore)
-4.  The most valuable open source project [GVP](https://gitee.com/gvp)
-5.  The manual of Gitee [https://gitee.com/help](https://gitee.com/help)
-6.  The most popular members  [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
+    **Bin file generation tool ** : Generates input data required for model reasoning, saved in.bin format。