diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/ChargingPileBinaryHandler.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/ChargingPileBinaryHandler.java
index a288e7c1..83260aca 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/ChargingPileBinaryHandler.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/ChargingPileBinaryHandler.java
@@ -52,7 +52,7 @@ public class ChargingPileBinaryHandler implements ClientBinaryHandler {
             for (byte[] d : dataList) {
                 String dataStr = HexUtils.toHex(d);
                 String pileNo = ChargingPileServer.getPileNo(handler);
-                log.info("received data <<<< {}, from pile <<<< {}", dataStr, pileNo);
+                log.info("received data <<<< {}, from pile <<<< ({})", dataStr, pileNo);
                 if (d.length <= 2 || !dataStr.startsWith("68")) {
                     log.info("received invalid data <<<< |{}|, len[{}]", dataStr, d.length);
                     continue;