Upload V1.4 Demo Url (#523)

README.md

@@ -38,6 +38,8 @@ We do not hold any responsibility for any illegal usage of the codebase. Please
 
 ## Videos
 
+#### V1.4 Demo Video: https://www.bilibili.com/video/BV1pu46eVEk7
+
 #### V1.2 Demo Video: https://www.bilibili.com/video/BV1wz421B71D
 
 ## Documents

README.pt-BR.md

@@ -34,6 +34,8 @@ Não nos responsabilizamos por qualquer uso ilegal do código-fonte. Consulte as
 
 ## Vídeos
 
+#### 1.4 Introdução: https://www.bilibili.com/video/BV1pu46eVEk7
+
 #### 1.2 Introdução: https://www.bilibili.com/video/BV1wz421B71D
 
 #### 1.1 Apresentação Técnica: https://www.bilibili.com/video/BV1zJ4m1K7cj

README.zh.md

@@ -37,9 +37,11 @@
 
 ## 视频
 
+#### 1.4 介绍: https://www.bilibili.com/video/BV1pu46eVEk7
+
 #### 1.2 介绍: https://www.bilibili.com/video/BV1wz421B71D
 
-#### 1.1 技术介绍: https://www.bilibili.com/video/BV1zJ4m1K7cj
+#### 1.1 介绍: https://www.bilibili.com/video/BV1zJ4m1K7cj
 
 ## 文档