diff --git a/src/utils/parse-utils.ts b/src/utils/parse-utils.ts
index 327204ae..b04a2cad 100644
--- a/src/utils/parse-utils.ts
+++ b/src/utils/parse-utils.ts
@@ -154,21 +154,12 @@ export function parseSizeFromKbs(sizeByte: number, timeInterval: number): any {
  * @param bits 字节Bit大小
  * @returns MB
  */
-export function parseSizeFromBytes(bits: number | string): string {
+export function parseSizeFromBits(bits: number | string): string {
   bits = Number(bits) || 0;
-  const kb = bits / 1024;
-  const mb = kb / 1024;
-  const gb = mb / 1024;
-  const tb = gb / 1024;
-
-  if (tb >= 1) {
-    return tb.toFixed(2) + ' TB';
-  } else if (gb >= 1) {
-    return gb.toFixed(2) + ' GB';
-  } else if (mb >= 1) {
-    return mb.toFixed(2) + ' MB';
-  } else if (kb >= 1) {
-    return kb.toFixed(2) + ' KB';
-  }
-  return bits + ' B';
+  if (bits <= 0) return '0 B';
+  const units = ['B', 'KB', 'MB', 'GB', 'TB'];
+  const unitIndex = Math.floor(Math.log2(bits) / 10);
+  const value = (bits / Math.pow(1024, unitIndex)).toFixed(2);
+  const unti = units[unitIndex];
+  return `${value} ${unti}`;
 }
diff --git a/src/views/dashboard/overview/hooks/useUPFTotalFlow.ts b/src/views/dashboard/overview/hooks/useUPFTotalFlow.ts
index e0da6a4b..4266cfa8 100644
--- a/src/views/dashboard/overview/hooks/useUPFTotalFlow.ts
+++ b/src/views/dashboard/overview/hooks/useUPFTotalFlow.ts
@@ -1,4 +1,4 @@
-import { parseSizeFromBytes } from '@/utils/parse-utils';
+import { parseSizeFromBits } from '@/utils/parse-utils';
 import { ref } from 'vue';
 
 type TFType = {
@@ -33,8 +33,8 @@ export const upfTotalFlow = ref<TFType[]>([
 /**UPF-总流量数 数据解析 */
 export function upfTFParse(data: Record<string, string>) {
   let { up, down } = data;
-  up = parseSizeFromBytes(up);
-  down = parseSizeFromBytes(down);
+  up = parseSizeFromBits(up);
+  down = parseSizeFromBits(down);
   return { up, down };
 }