diff --git a/source/18_Li-Dongze/01_introduce/01_introduce.md b/source/18_Li-Dongze/01_introduce/01_introduce.md
new file mode 100644
index 0000000..aca4ca9
--- /dev/null
+++ b/source/18_Li-Dongze/01_introduce/01_introduce.md
@@ -0,0 +1,40 @@
+# 简单自我介绍
+
+## introduce
+
+Name: Li-Dongze
+
+### 编程语言
+
+| language skill | 熟练程度 |
+| -------------- | -------- |
+| c              | 熟悉     |
+| c++            | 一般     |
+| javascript     | 入门     |
+| python         | 入门     |
+
+### IOT 技能
+
+| iot skill | 熟练程度 |
+| --------- | -------- |
+| BLE       | 入门     |
+| MQTT      | 入门     |
+
+
+### 系统性能
+
+| os skill | 熟练程度 |
+| -------- | -------- |
+| RTThread | 熟悉     |
+| freertos | 入门     |
+
+
+### 手上相关开发板
+
+| 开发板名称         | 开发板相关链接                                               | 备注     | soc类型 |
+| ------------------ | ------------------------------------------------------------ | -------- | ------- |
+| 星火一号           | [rt_thread_spark](https://gitee.com/rtthread/docs-online/blob/master/rt-thread-version/rt-thread-standard/hw-board/spark-1/spark-1.md) | WIFI     |         |
+| nrf52840官方开发板 | [nRF52840 DK - nordicsemi.com](https://www.nordicsemi.com/Products/Development-hardware/nRF52840-DK?lang=zh-CN) | BLE      |         |
+| cc2650官方开发板   | [ti.com.cn/product/cn/CC2650](https://www.ti.com.cn/product/cn/CC2650) | BLE      |         |
+| ESP32C3立创实战派  | https://wiki.lckfb.com/zh-hans/szpi-esp32c3/                 | BLE/WIFI |         |
+
diff --git a/source/18_Li-Dongze/index.rst b/source/18_Li-Dongze/index.rst
new file mode 100644
index 0000000..cf738ea
--- /dev/null
+++ b/source/18_Li-Dongze/index.rst
@@ -0,0 +1,7 @@
+NORDIC:hydevcode
+==================
+.. toctree::
+    :maxdepth: 2
+    :numbered: 2
+
+    01_introduce/01_introduce.md
\ No newline at end of file
diff --git a/source/index.rst b/source/index.rst
index 52cb359..65183e3 100644
--- a/source/index.rst
+++ b/source/index.rst
@@ -37,6 +37,7 @@ Welcome to BLUETOOTHLOVER_wiki's documentation!
    14_bobwenstudy/index
    16_ColeStudy/index
    17_hydevcode/index
+   18_Li-Dongze/index
 
 Indices and tables
 ==================