diff --git a/src/server/game/mod/order/OrderFunc.go b/src/server/game/mod/order/OrderFunc.go
index ccf49c71..12b35f6d 100644
--- a/src/server/game/mod/order/OrderFunc.go
+++ b/src/server/game/mod/order/OrderFunc.go
@@ -56,8 +56,8 @@ func getChessDiff(ChessNum, OrderDiff, OrderN int) map[int]int {
 		switch OrderDiff {
 		case diff_low:
 			rand := map[int]int{
-				diff_low: 99,
-				diff_mid: 1,
+				diff_low: 99 - OrderN,
+				diff_mid: 1 + OrderN,
 			}
 			secondDiff := GoUtil.RandMap(rand)
 			rs = map[int]int{
@@ -66,8 +66,8 @@ func getChessDiff(ChessNum, OrderDiff, OrderN int) map[int]int {
 			}
 		case diff_mid:
 			rand := map[int]int{
-				diff_low: 5,
-				diff_mid: 95,
+				diff_low: 5 + OrderN,
+				diff_mid: 95 - OrderN,
 			}
 			secondDiff := GoUtil.RandMap(rand)
 			rs = map[int]int{
@@ -90,37 +90,51 @@ func getChessDiff(ChessNum, OrderDiff, OrderN int) map[int]int {
 		switch OrderDiff {
 		case diff_low:
 			rand := map[int]int{
-				diff_low: 99,
-				diff_mid: 1,
+				diff_low: 95 - OrderN,
+				diff_mid: 5 + OrderN,
 			}
 			secondDiff := GoUtil.RandMap(rand)
+			rand = map[int]int{
+				diff_low: 60 - 4*OrderN,
+				diff_mid: 40 + 4*OrderN,
+			}
+			thirdDiff := GoUtil.RandMap(rand)
 			rs = map[int]int{
 				1: diff_low,
 				2: secondDiff,
-				3: secondDiff,
+				3: thirdDiff,
 			}
 		case diff_mid:
 			rand := map[int]int{
-				diff_low: 5,
-				diff_mid: 95,
+				diff_low: 50 - 3*OrderN,
+				diff_mid: 50 + 3*OrderN,
 			}
 			secondDiff := GoUtil.RandMap(rand)
+			rand = map[int]int{
+				diff_mid:  95 - 4*OrderN,
+				diff_high: 5 + 4*OrderN,
+			}
+			thirdDiff := GoUtil.RandMap(rand)
 			rs = map[int]int{
 				1: diff_low,
 				2: secondDiff,
-				3: secondDiff,
+				3: thirdDiff,
 			}
 		case diff_high:
 			rand := map[int]int{
-				diff_low:  int(95 - 10*OrderN),
-				diff_mid:  int(4 + 6*OrderN),
-				diff_high: int(1 + 4*OrderN),
+				diff_low: int(95 - 10*OrderN),
+				diff_mid: int(5 + 10*OrderN),
 			}
 			secondDiff := GoUtil.RandMap(rand)
+			rand = map[int]int{
+				diff_mid:  int(95 - 8*OrderN),
+				diff_high: int(5 + 8*OrderN),
+			}
+			thirdDiff := GoUtil.RandMap(rand)
 			rs = map[int]int{
 				1: diff_low,
 				2: secondDiff,
-				3: secondDiff,
+				3: thirdDiff,
 			}
 		}
 	}