diff --git a/doc/changelog.d/1677.fixed.md b/doc/changelog.d/1677.fixed.md
new file mode 100644
index 0000000000..d06502fa13
--- /dev/null
+++ b/doc/changelog.d/1677.fixed.md
@@ -0,0 +1 @@
+Issue 1621 fix
diff --git a/src/pyedb/grpc/database/primitive/primitive.py b/src/pyedb/grpc/database/primitive/primitive.py
index c4e128a50e..fc1edc8e05 100644
--- a/src/pyedb/grpc/database/primitive/primitive.py
+++ b/src/pyedb/grpc/database/primitive/primitive.py
@@ -20,6 +20,8 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
+import math
+
 from ansys.edb.core.database import ProductIdType as GrpcProductIdType
 from ansys.edb.core.geometry.point_data import PointData as GrpcPointData
 from ansys.edb.core.primitive.circle import Circle as GrpcCircle
@@ -354,6 +356,80 @@ def longest_arc(self) -> float:
                 len = i.length
         return arc
 
+    def rotate(self, angle, center=None) -> bool:
+        """Rotate polygon around a center point by an angle.
+
+        Parameters
+        ----------
+        angle : float
+            Value of the rotation angle in degree.
+        center : List of float or str [x,y], optional
+            If None rotation is done from polygon center.
+
+        Returns
+        -------
+        bool
+           ``True`` when successful, ``False`` when failed.
+        """
+        if angle and hasattr(self, "polygon_data"):
+            if center is None:
+                center = self.cast().polygon_data.bounding_circle()[0]
+            self.cast().polygon_data = self.polygon_data.rotate(angle * math.pi / 180, center)
+            return True
+        return False
+
+    def move(self, vector) -> bool:
+        """Move polygon along a vector.
+
+        Parameters
+        ----------
+        vector : List of float or str [x,y].
+
+        Returns
+        -------
+        bool
+           ``True`` when successful, ``False`` when failed.
+
+        Examples
+        --------
+        >>> edbapp = ansys.aedt.core.Edb("myproject.aedb")
+        >>> top_layer_polygon = [poly for poly in edbapp.modeler.polygons if poly.layer_name == "Top Layer"]
+        >>> for polygon in top_layer_polygon:
+        >>>     polygon.move(vector=["2mm", "100um"])
+        """
+        if vector and isinstance(vector, list) and len(vector) == 2:
+            _vector = [Value(pt) for pt in vector]
+            self.cast().polygon_data = self.polygon_data.move(_vector)
+            return True
+        return False
+
+    def scale(self, factor, center=None) -> bool:
+        """Scales the polygon relative to a center point by a factor.
+
+        Parameters
+        ----------
+        factor : float
+            Scaling factor.
+        center : List of float or str [x,y], optional
+            If None scaling is done from polygon center.
+
+        Returns
+        -------
+        bool
+           ``True`` when successful, ``False`` when failed.
+        """
+        if not isinstance(factor, str) and hasattr(self, "polygon_data"):
+            factor = float(factor)
+            if not center:
+                center = self.cast().polygon_data.bounding_circle()[0]
+            elif isinstance(center, list) and len(center) == 2:
+                center = GrpcPointData([Value(center[0]), Value(center[1])])
+            else:
+                self._pedb.logger.error(f"Failed to evaluate center on primitive {self.id}")
+            self.cast().polygon_data = self.polygon_data.scale(factor, center)
+            return True
+        return False
+
     def subtract(self, primitives) -> list[any]:
         """Subtract active primitive with one or more primitives.
 
diff --git a/src/pyedb/libraries/common.py b/src/pyedb/libraries/common.py
index 4529b7a80b..12653f64c6 100644
--- a/src/pyedb/libraries/common.py
+++ b/src/pyedb/libraries/common.py
@@ -358,8 +358,10 @@ class MicroStripTechnologyStackup:
     >>> stack.substrate.material.permittivity = 9.8
     """
 
-    def __init__(self, pedb):
+    def __init__(
+        self, pedb, botton_layer_name="BOT_METAL", substrate_layer_name="Substrate", top_layer_name="TOP_METAL"
+    ):
         self._pedb = pedb
-        self.bottom_metal = MetalLayer(pedb, name="BOT_METAL", thickness=4e-6, material="Gold")
-        self.substrate = DielectricLayer(pedb, name="Substrate", thickness=100e-6, material="Silicon")
-        self.top_metal = MetalLayer(pedb, name="TOP_METAL", thickness=4e-6, material="Gold")
+        self.bottom_metal = MetalLayer(pedb, name=botton_layer_name, thickness=4e-6, material="Gold")
+        self.substrate = DielectricLayer(pedb, name=substrate_layer_name, thickness=100e-6, material="Silicon")
+        self.top_metal = MetalLayer(pedb, name=top_layer_name, thickness=4e-6, material="Gold")
diff --git a/tests/system/test_rf_libraries.py b/tests/system/test_rf_libraries.py
index 514159c20f..2f9d749520 100644
--- a/tests/system/test_rf_libraries.py
+++ b/tests/system/test_rf_libraries.py
@@ -99,10 +99,9 @@ def test_diff_tline(self, edb_examples):
         assert edb.modeler.paths[0].center_line == [[0.0, 0.0], [0.01, 0.0]]
         edb.close(terminate_rpc_session=False)
 
-    @pytest.mark.skipif(condition=config["use_grpc"], reason="Need to check variable with grpc")
     def test_hatch_grounded(self, edb_examples):
         edb = edb_examples.create_empty_edb()
-        MicroStripTechnologyStackup(edb)
+        MicroStripTechnologyStackup(edb, botton_layer_name="METAL_BOT")
         hatch = HatchGround(
             edb_cell=edb,
             width=100e-6,