Update cloud database service information and compliance notice in config and README files.

@@ -261,7 +261,7 @@ python schema/init_database.py
 
 **Option 2: Use Cloud Database Service (Recommended)**
 
-We provide convenient cloud database service with 100,000+ daily real public opinion data, currently **free application** during the promotion period!
+We provide convenient cloud database service with 100,000+ daily real public opinion data, currently **free application**!
 
 - Real public opinion data, updated in real-time
 - Multi-dimensional tag classification
@@ -270,6 +270,8 @@ We provide convenient cloud database service with 100,000+ daily real public opi
 
 **Contact us to apply for free cloud database access: 📧 670939375@qq.com**
 
+> To conduct a data compliance review and service upgrade, we are suspending new applications for the cloud database, effective October 1, 2025.
+
 ### 5. Launch System
 
 #### 5.1 Complete System Launch (Recommended)
@@ -571,28 +573,13 @@ This project is licensed under the [GPL-2.0 License](LICENSE). Please see the LI
 
 ### Business Cooperation
 
-- 🏢 **Enterprise Custom Development**
-- 📊 **Big Data Services**
-- 🎓 **Academic Collaboration**
-- 💼 **Technical Training**
-
-### Cloud Service Application
-
-**Free Cloud Database Service Application**:
-📧 Send email to: 670939375@qq.com  
-📝 Subject: WeiYu Cloud Database Application  
-📝 Description: Your use case and requirements  
+- **Enterprise Custom Development**
+- **Big Data Services**
+- **Academic Collaboration**
+- **Technical Training**
 
 ## 👥 Contributors
 
 Thanks to these excellent contributors:
 
 [![Contributors](https://contrib.rocks/image?repo=666ghj/Weibo_PublicOpinion_AnalysisSystem)](https://github.com/666ghj/Weibo_PublicOpinion_AnalysisSystem/graphs/contributors)
-
----
-
-<div align="center">
-
-**⭐ If this project helps you, please give us a star!**
-
-</div>

@@ -264,7 +264,7 @@ python schema/init_database.py
 
 **选择2：使用云数据库服务（推荐）**
 
-我们提供便捷的云数据库服务，包含日均10万+真实舆情数据，目前推广期间**免费申请**！
+我们提供便捷的云数据库服务，包含日均10万+真实舆情数据，目前**免费申请**！
 
 - 真实舆情数据，实时更新
 - 多维度标签分类
@@ -273,6 +273,8 @@ python schema/init_database.py
 
 **联系我们申请免费云数据库访问：📧 670939375@qq.com**
 
+> 为进行数据合规性审查与服务升级，云数据库自2025年10月1日起暂停接收新的使用申请
+
 ### 5. 启动系统
 
 #### 5.1 完整系统启动（推荐）
@@ -572,28 +574,13 @@ class DeepSearchAgent:
 
 ### 商务合作
 
-- 🏢 **企业定制开发**
-- 📊 **大数据服务**
-- 🎓 **学术合作**
-- 💼 **技术培训**
-
-### 云服务申请
-
-**免费云数据库服务申请**：
-📧 发送邮件至：670939375@qq.com  
-📝 标题：微舆云数据库申请  
-📝 说明：您的使用场景和需求
+- **企业定制开发**
+- **大数据服务**
+- **学术合作**
+- **技术培训**
 
 ## 👥 贡献者
 
 感谢以下优秀的贡献者们：
 
-[![Contributors](https://contrib.rocks/image?repo=666ghj/Weibo_PublicOpinion_AnalysisSystem)](https://github.com/666ghj/Weibo_PublicOpinion_AnalysisSystem/graphs/contributors)
-
----
-
-<div align="center">
-
-**⭐ 如果这个项目对您有帮助，请给我们一个星标！**
-
-</div>
+[![Contributors](https://contrib.rocks/image?repo=666ghj/Weibo_PublicOpinion_AnalysisSystem)](https://github.com/666ghj/Weibo_PublicOpinion_AnalysisSystem/graphs/contributors)
\ No newline at end of file

@@ -11,7 +11,8 @@ DB_USER = "your_db_user"
 DB_PASSWORD = "your_db_password"
 DB_NAME = "your_db_name"
 DB_CHARSET = "utf8mb4"
-# 我们也提供云数据库资源便捷配置，日均10w+数据，学术研究可免费申请，联系我们：670939375@qq.com
+# 我们也提供云数据库资源便捷配置，日均10w+数据，可免费申请，联系我们：670939375@qq.com
+# NOTE：为进行数据合规性审查与服务升级，云数据库自2025年10月1日起暂停接收新的使用申请
 
 
 # ============================== LLM配置 ==============================