diff --git a/service/model_meta_infer.go b/service/model_meta_infer.go
index e27f8f4..99f3f6d 100644
--- a/service/model_meta_infer.go
+++ b/service/model_meta_infer.go
@@ -323,8 +323,8 @@ var vendorKeywordAliases = []struct {
 	{"qwen", []string{"alibaba", "qwen", "tongyi", "aliyun"}},
 	{"moonshot", []string{"moonshot"}},
 	{"kimi", []string{"moonshot"}},
-	{"doubao", []string{"bytedance", "volcengine", "volcano"}},
-	{"seedance", []string{"bytedance", "volcengine", "volcano", "doubao"}},
+	{"doubao", []string{"bytedance", "volcengine", "volcano", "字节跳动", "字节"}},
+	{"seedance", []string{"bytedance", "volcengine", "volcano", "doubao", "字节跳动", "字节"}},
 	{"ernie", []string{"baidu"}},
 	{"wenxin", []string{"baidu"}},
 	{"hunyuan", []string{"tencent"}},