diff --git a/build.sh b/build.sh
index c4c8618..06ef7d3 100755
--- a/build.sh
+++ b/build.sh
@@ -49,6 +49,13 @@ elif [ "$oem" == "cts" ] ||  [ "$oem" == "ctsweb" ]; then
     sed -i    "s/DOEM_HUAGAO/DOEM_CANGTIAN/g"             hgdriver/hgdev/CMakeLists.txt
     sed -i    "s/DOEM_HUAGAO/DOEM_CANGTIAN/g"             hgdriver/wrapper/CMakeLists.txt
     sed -i    "s/1%m%d1/1%m%d8/g"                         hgdriver/wrapper/CMakeLists.txt
+
+elif [ "$oem" == "zj" ] ||  [ "$oem" == "zjweb" ]; then
+    ver3=20
+
+    sed -i    "s/DOEM_HUAGAO/DOEM_ZHONGJING/g"             hgdriver/hgdev/CMakeLists.txt
+    sed -i    "s/DOEM_HUAGAO/DOEM_ZHONGJING/g"             hgdriver/wrapper/CMakeLists.txt
+    sed -i    "s/1%m%d1/1%m%d9/g"                         hgdriver/wrapper/CMakeLists.txt
 fi
 
 if [ "$oem" != "" ]; then
@@ -142,4 +149,4 @@ if [ -f ../code_device/hgdriver/wrapper/CMakeLists.txtbkp ]; then
     pwd
 fi
 
-exit $err
\ No newline at end of file
+exit $err
diff --git a/hgdriver/wrapper/hg_log.cpp b/hgdriver/wrapper/hg_log.cpp
index b040ea2..377cca9 100644
--- a/hgdriver/wrapper/hg_log.cpp
+++ b/hgdriver/wrapper/hg_log.cpp
@@ -297,7 +297,7 @@ extern "C"
 			char path[256] = { 0 };
 			int	 len = readlink(lnk, path, sizeof(path) - 1);
 
-			return path;
+			return len > 0 ? path : lnk;
 		}
 		static int enum_files(const char* dir, bool recursive, bool(*found_file)(const char* path_file, void* param), void* param)
 		{