diff --git a/src/main/java/org/springblade/modules/resource/endpoint/OssEndpoint.java b/src/main/java/org/springblade/modules/resource/endpoint/OssEndpoint.java
index 788ca94..69071fe 100644
--- a/src/main/java/org/springblade/modules/resource/endpoint/OssEndpoint.java
+++ b/src/main/java/org/springblade/modules/resource/endpoint/OssEndpoint.java
@@ -8,13 +8,16 @@ import org.springblade.core.launch.constant.AppConstant;
 import org.springblade.core.oss.model.BladeFile;
 import org.springblade.core.oss.model.OssFile;
 import org.springblade.core.secure.annotation.PreAuth;
+import org.springblade.core.secure.utils.AuthUtil;
 import org.springblade.core.tenant.annotation.NonDS;
 import org.springblade.core.tool.api.R;
 import org.springblade.core.tool.constant.RoleConstant;
 import org.springblade.core.tool.utils.FileUtil;
 import org.springblade.core.tool.utils.Func;
+import org.springblade.core.tool.utils.StringUtil;
 import org.springblade.modules.resource.builder.OssBuilder;
 import org.springblade.modules.resource.pojo.entity.Attach;
+import org.springblade.modules.resource.pojo.entity.Oss;
 import org.springblade.modules.resource.service.IAttachService;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
@@ -41,6 +44,21 @@ public class OssEndpoint {
 	 */
 	private final IAttachService attachService;
 
+	/**
+	 * 转换文件链接，将内部endpoint替换为外部transformEndpoint
+	 */
+	private BladeFile transformBladeFile(BladeFile bladeFile) {
+		Oss oss = ossBuilder.getOss(AuthUtil.getTenantId(), "");
+		if (StringUtil.isNotBlank(oss.getTransformEndpoint()) && StringUtil.isNotBlank(oss.getEndpoint())) {
+			String link = bladeFile.getLink();
+			if (StringUtil.isNotBlank(link)) {
+				bladeFile.setLink(link.replace(oss.getEndpoint(), oss.getTransformEndpoint()));
+			}
+			bladeFile.setDomain(oss.getTransformEndpoint());
+		}
+		return bladeFile;
+	}
+
 	/**
 	 * 创建存储桶
 	 *
@@ -118,7 +136,12 @@ public class OssEndpoint {
 	@SneakyThrows
 	@GetMapping("/file-link")
 	public R<String> fileLink(@RequestParam String fileName) {
-		return R.data(ossBuilder.template().fileLink(fileName));
+		String link = ossBuilder.template().fileLink(fileName);
+		Oss oss = ossBuilder.getOss(AuthUtil.getTenantId(), "");
+		if (StringUtil.isNotBlank(oss.getTransformEndpoint()) && StringUtil.isNotBlank(oss.getEndpoint())) {
+			link = link.replace(oss.getEndpoint(), oss.getTransformEndpoint());
+		}
+		return R.data(link);
 	}
 
 	/**
@@ -131,7 +154,7 @@ public class OssEndpoint {
 	@PostMapping("/put-file")
 	public R<BladeFile> putFile(@RequestParam MultipartFile file) {
 		BladeFile bladeFile = ossBuilder.template().putFile(file.getOriginalFilename(), file.getInputStream());
-		return R.data(bladeFile);
+		return R.data(transformBladeFile(bladeFile));
 	}
 
 	/**
@@ -145,7 +168,7 @@ public class OssEndpoint {
 	@PostMapping("/put-file-by-name")
 	public R<BladeFile> putFile(@RequestParam String fileName, @RequestParam MultipartFile file) {
 		BladeFile bladeFile = ossBuilder.template().putFile(fileName, file.getInputStream());
-		return R.data(bladeFile);
+		return R.data(transformBladeFile(bladeFile));
 	}
 
 	/**
@@ -159,6 +182,7 @@ public class OssEndpoint {
 	public R<BladeFile> putFileAttach(@RequestParam MultipartFile file) {
 		String fileName = file.getOriginalFilename();
 		BladeFile bladeFile = ossBuilder.template().putFile(fileName, file.getInputStream());
+		bladeFile = transformBladeFile(bladeFile);
 		Long attachId = buildAttach(fileName, file.getSize(), bladeFile);
 		bladeFile.setAttachId(attachId);
 		return R.data(bladeFile);
@@ -175,6 +199,7 @@ public class OssEndpoint {
 	@PostMapping("/put-file-attach-by-name")
 	public R<BladeFile> putFileAttach(@RequestParam String fileName, @RequestParam MultipartFile file) {
 		BladeFile bladeFile = ossBuilder.template().putFile(fileName, file.getInputStream());
+		bladeFile = transformBladeFile(bladeFile);
 		Long attachId = buildAttach(fileName, file.getSize(), bladeFile);
 		bladeFile.setAttachId(attachId);
 		return R.data(bladeFile);