diff --git a/zh-cn/device-dev/reference/hdi-apis/interface_i_prepared_model.md b/zh-cn/device-dev/reference/hdi-apis/interface_i_prepared_model.md
index 0e1be60d96a8d6f09b3154d2979b35fdc7277334..b37480072b33353fcef6b6ea8a90182605aeaace 100644
--- a/zh-cn/device-dev/reference/hdi-apis/interface_i_prepared_model.md
+++ b/zh-cn/device-dev/reference/hdi-apis/interface_i_prepared_model.md
@@ -6,9 +6,13 @@
 定义模型编译后的对象，包含编译后模型导出、模型推理接口。
 
 **Since:**
+
 3.2
+
 **Version:**
+
 2.0
+
 **相关模块:**
 
 [NNRt](_n_n_rt.md)