diff --git a/miniprogram/src/pages/competition/project-detail.tsx b/miniprogram/src/pages/competition/project-detail.tsx
index 78a249c..08a4efd 100644
--- a/miniprogram/src/pages/competition/project-detail.tsx
+++ b/miniprogram/src/pages/competition/project-detail.tsx
@@ -149,7 +149,12 @@ export default function ProjectDetail() {
                 <View className='file-list'>
                     {project.files.map((file, index) => (
                         <View key={index} className='file-item' onClick={() => handleOpenFile(file)}>
-                            <Text className='file-name'>{file.name || '附件 ' + (index + 1)}</Text>
+                            <View style={{ flex: 1 }}>
+                                <Text className='file-name'>{file.name || '附件 ' + (index + 1)}</Text>
+                                {file.file_size_display && (
+                                    <Text style={{ fontSize: '12px', color: '#999' }}>{file.file_size_display}</Text>
+                                )}
+                            </View>
                             <Text className='file-action'>查看</Text>
                         </View>
                     ))}
diff --git a/miniprogram/src/pages/competition/project.tsx b/miniprogram/src/pages/competition/project.tsx
index 34bf7ea..561c899 100644
--- a/miniprogram/src/pages/competition/project.tsx
+++ b/miniprogram/src/pages/competition/project.tsx
@@ -326,7 +326,12 @@ export default function ProjectEdit() {
                         style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', padding: '10px', background: '#f8f8f8', marginBottom: '8px', borderRadius: '4px' }}
                         onClick={() => handlePreviewFile(file)}
                     >
-                        <Text className='file-name' style={{ flex: 1, fontSize: '14px', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap', color: '#333' }}>{file.name || '未知文件'}</Text>
+                        <View style={{ flex: 1 }}>
+                            <Text className='file-name' style={{ fontSize: '14px', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap', color: '#333' }}>{file.name || '未知文件'}</Text>
+                            {file.file_size_display && (
+                                <Text style={{ fontSize: '12px', color: '#999' }}>{file.file_size_display}</Text>
+                            )}
+                        </View>
                         <Text className='delete' style={{ color: '#ff4d4f', marginLeft: '10px', fontSize: '14px' }} onClick={(e) => { e.stopPropagation(); handleDeleteFile(file.id) }}>删除</Text>
                     </View>
                 ))}