diff --git a/meta-ieisystems/meta-fp5280g3/recipes-extended/timezone/tzdata.bbappend b/meta-ieisystems/meta-fp5280g3/recipes-extended/timezone/tzdata.bbappend
new file mode 100644
index 0000000..0bcd774
--- /dev/null
+++ b/meta-ieisystems/meta-fp5280g3/recipes-extended/timezone/tzdata.bbappend
@@ -0,0 +1 @@
+DEFAULT_TIMEZONE = "Asia/Shanghai"