diff --git a/solonbot-parent/pom.xml b/solonbot-parent/pom.xml
index b4ac447ac9630f00241a778fd3e3eb7a020d7b29..fae6e58fb4dfe1fd8f54b63511d7af5a9af35f4d 100644
--- a/solonbot-parent/pom.xml
+++ b/solonbot-parent/pom.xml
@@ -18,6 +18,8 @@
 
     <properties>
         <java.version>1.8</java.version>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
         <lucene.version>8.11.4</lucene.version>
         <lsp4j.version>0.20.1</lsp4j.version>
diff --git a/solonbot-sdk/src/main/java/org/noear/solon/bot/core/CodeSkill.java b/solonbot-sdk/src/main/java/org/noear/solon/bot/core/CodeSkill.java
index 3471841de3f1e44b148df1e45eac77e122dd082c..4f715d96b0c1b3803be5c6d8c1503f9c53d093fe 100644
--- a/solonbot-sdk/src/main/java/org/noear/solon/bot/core/CodeSkill.java
+++ b/solonbot-sdk/src/main/java/org/noear/solon/bot/core/CodeSkill.java
@@ -237,7 +237,7 @@ public class CodeSkill extends AbsSkill {
         try {
             Path gitignore = rootPath.resolve(".gitignore");
             if (Files.exists(gitignore)) {
-                List<String> lines = Files.readAllLines(gitignore);
+                List<String> lines = Files.readAllLines(gitignore, StandardCharsets.UTF_8);
                 // 精确匹配行，或者检查是否有以该文件名开头的有效行
                 boolean exists = lines.stream()
                         .map(String::trim)
@@ -245,7 +245,7 @@ public class CodeSkill extends AbsSkill {
 
                 if (!exists) {
                     String separator = (lines.isEmpty() || lines.get(lines.size()-1).isEmpty()) ? "" : "\n";
-                    Files.write(gitignore, (separator + fileName + "\n").getBytes(), StandardOpenOption.APPEND);
+                    Files.write(gitignore, (separator + fileName + "\n").getBytes(StandardCharsets.UTF_8), StandardOpenOption.APPEND);
                 }
             }
         } catch (Exception ignored) {
diff --git a/solonbot-sdk/src/main/java/org/noear/solon/bot/core/ProcessExecutor.java b/solonbot-sdk/src/main/java/org/noear/solon/bot/core/ProcessExecutor.java
index 18de995ba2c9f697328e3167f506227ee9be9a5d..d62ee67fc14beed9d1980298c1a25b4678561b05 100644
--- a/solonbot-sdk/src/main/java/org/noear/solon/bot/core/ProcessExecutor.java
+++ b/solonbot-sdk/src/main/java/org/noear/solon/bot/core/ProcessExecutor.java
@@ -109,9 +109,13 @@ public class ProcessExecutor {
     public String executeCode(Path rootPath, String code, String cmd, String ext, Map<String, String> envs, Integer timeoutMs, Consumer<String> onOutput) {
         Path tempScript = null;
         try {
-            // 1. 持久化脚本
+            // 1. 持久化脚本（Windows .bat 文件需前置 chcp 65001 以确保 UTF-8 输出）
+            String finalCode = code;
+            if (".bat".equals(ext)) {
+                finalCode = "@chcp 65001 > nul\r\n" + code;
+            }
             tempScript = Files.createTempFile(rootPath, "_script_", ext);
-            Files.write(tempScript, code.getBytes(scriptCharset));
+            Files.write(tempScript, finalCode.getBytes(scriptCharset));
 
             // 2. 构建完整命令（处理带空格的命令字符串）
             List<String> fullCmd = new ArrayList<>(Arrays.asList(cmd.split("\\s+")));