diff --git a/__test__/EdgeSealing/__snapshots__/seal.test.ts.snap b/__test__/EdgeSealing/__snapshots__/seal.test.ts.snap
index abbb9c502..1584fa1df 100644
--- a/__test__/EdgeSealing/__snapshots__/seal.test.ts.snap
+++ b/__test__/EdgeSealing/__snapshots__/seal.test.ts.snap
@@ -243,3 +243,93 @@ Object {
   ],
 }
 `;
+
+exports[`镜像保证封边结果正确性 1`] = `
+Array [
+  "1",
+  "4",
+  "3",
+  "2",
+  Array [
+    "二合一",
+    "三合一",
+    "轨道引孔",
+    "木销",
+  ],
+]
+`;
+
+exports[`镜像保证封边结果正确性 2`] = `
+Object {
+  "oout": Object {
+    "buls": Array [
+      0,
+      0,
+      0,
+      0,
+    ],
+    "pts": Array [
+      Vector2 {
+        "x": 1174.0000000000002,
+        "y": 0,
+      },
+      Vector2 {
+        "x": 1174.0000000000002,
+        "y": 1894,
+      },
+      Vector2 {
+        "x": 0,
+        "y": 1894,
+      },
+      Vector2 {
+        "x": 0,
+        "y": 0,
+      },
+    ],
+  },
+  "out": Object {
+    "buls": Array [
+      0,
+      0,
+      0,
+      0,
+    ],
+    "pts": Array [
+      Vector2 {
+        "x": 1169.0000000000002,
+        "y": 0,
+      },
+      Vector2 {
+        "x": 1169.0000000000002,
+        "y": 1889,
+      },
+      Vector2 {
+        "x": 0,
+        "y": 1889,
+      },
+      Vector2 {
+        "x": 0,
+        "y": 0,
+      },
+    ],
+  },
+  "seal": Array [
+    Object {
+      "length": 1894,
+      "size": 2,
+    },
+    Object {
+      "length": 1174.0000000000002,
+      "size": 1,
+    },
+    Object {
+      "length": 1894,
+      "size": 3,
+    },
+    Object {
+      "length": 1174.0000000000002,
+      "size": 4,
+    },
+  ],
+}
+`;
diff --git a/__test__/EdgeSealing/seal.test.ts b/__test__/EdgeSealing/seal.test.ts
index 0c72b3743..019948abf 100644
--- a/__test__/EdgeSealing/seal.test.ts
+++ b/__test__/EdgeSealing/seal.test.ts
@@ -1,3 +1,5 @@
+import { Vector3 } from "three";
+import { MakeMirrorMtx } from "../../src/Common/Matrix4Utils";
 import { Board } from "../../src/DatabaseServices/Entity/Board";
 import { ObjectId } from "../../src/DatabaseServices/ObjectId";
 import { GetSealedBoardContour } from "../../src/GraphicsSystem/CalcEdgeSealing";
@@ -132,3 +134,35 @@ test('补圆错误导致的局部偏移错误', () =>
         expect(data.outline).toMatchSnapshot();
     }
 });
+
+test('镜像保证封边结果正确性', () =>
+{
+    let d =
+        { "file": [1, "Board", 10, 2, 258, 0, 1, 3, 71, [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, -2118.6390501812843, 545.8590308370044, 93, 1], 257, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, -2113.6390501812843, -34.14096916299558, 98, 1], 0, 0, 1, 3, 1894, 1174.0000000000002, 9, true, "Polyline", 10, 2, 0, 0, 0, 7, 71, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1], 0, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1], 0, 0, 1, 2, 4, [0, 0], 0, [1174.0000000000002, 0], 0, [1174.0000000000002, 1894], 0, [0, 1894], 0, true, 0, 3, 0, 0, 0, 4, 101, 102, 104, 105, 0, 13, 2, "背板", "主卧", "下柜", "", "", "", 0, 1, "**多种**", 2, 4, 4, 3, 1, 2, "1", "4", "2", "3", "", "", "", 4, "木销", "轨道引孔", "三合一", "二合一", false, true, 0, 0, 0, 0, 0, 0, 0, 0, true, 0, 0, null, 0, 0], "basePt": { "x": -2118.6390501812843, "y": 536.8590308370044, "z": 93 }, "ucs": [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1] };
+
+    let brs = LoadEntityFromFileData(d) as Board[];
+
+    for (let br of brs)
+    {
+        br.objectId = new ObjectId(101);//创造101
+
+        let mtx = MakeMirrorMtx(new Vector3(1, 0, 0), new Vector3(-700, 0, 0));
+
+        br.ApplyMatrix(mtx);
+
+        let data = Production.GetBoardSplitOrderData(br);
+        expect([
+            br.BoardProcessOption.sealedUp,
+            br.BoardProcessOption.sealedDown,
+            br.BoardProcessOption.sealedLeft,
+            br.BoardProcessOption.sealedRight,
+            br.BoardProcessOption.highDrill
+        ]).toMatchSnapshot();
+
+        expect({
+            oout: data.originOutlin,
+            out: data.outline,
+            seal: data.sealing,
+        }).toMatchSnapshot();
+    }
+});