diff --git a/rules/klayout/drc/testing/convert_lydb_to_gds.py b/rules/klayout/drc/testing/convert_lydb_to_gds.py
new file mode 100644
index 00000000..5fe0b56a
--- /dev/null
+++ b/rules/klayout/drc/testing/convert_lydb_to_gds.py
@@ -0,0 +1,186 @@
+# Copyright 2022 GlobalFoundries PDK Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Convert the lyrdb klayout database file to GDSII file 
+
+Usage:
+    convert_lyrdb_to_gds.py (--help| -h)
+    convert_lyrdb_to_gds.py --db=<lyrdb_file_path>
+
+Options:
+    --help -h                           Print this help message.
+    --db=<lyrdb_file_path>              Path to the results database.
+"""
+
+from docopt import docopt
+from tqdm import tqdm
+import time
+import gdstk
+import xml.etree.ElementTree as ET
+
+import pandas as pd
+import re
+import json
+
+def darw_polygons(polygon_data, cell, lay_num, dt, path_width):
+    """
+    darw_polygons _summary_
+
+    Parameters
+    ----------
+    polygon_data : _type_
+        _description_
+    """
+    
+    # polygon: (985.739,294.774;985.739,295.776;986.741,295.776;986.741,294.774)
+    
+    polygon_data = re.sub(r'\s+', '', polygon_data)
+    polygon_data = re.sub(r'[()]', '', polygon_data)
+
+    print("## POLYGON DATA : ", polygon_data)
+    tag_split = polygon_data.split(":")
+    tag = tag_split[0]
+    poly_txt = tag_split[1]
+    polygons = re.split(r"[/|]", poly_txt)
+
+    print("    Type   ", tag)
+    print("    All polygons   ", polygons)
+
+    if tag == "polygon":
+        for poly in polygons:
+            points = [(float(p.split(",")[0]), float(p.split(",")[1])) for p in poly.split(";")]
+            print("           All points : " , points)
+            cell.add(gdstk.Polygon(points, lay_num, dt))
+
+    elif tag == "edge-pair":
+        for poly in polygons:
+            points = [(float(p.split(",")[0]), float(p.split(",")[1])) for p in poly.split(";")]
+            print("           All points : " , points)
+            cell.add(gdstk.FlexPath(points, path_width, layer=lay_num, datatype=dt))
+    else:
+        print(f"## Error unknown type: {tag} ignored")
+
+    # polygon_points = list()
+    # if "polygon" in polygon_data:
+    #     polygon_points = re.search(r'\((.*?)\)',polygon_data).group(1).split(";")
+
+    # point = float()
+    # points = []
+    # for point in polygon_points:
+    #     points.append(f"({point})")
+        
+    # print (polygon_data)
+
+
+
+def parse_results_db(results_database: str):
+    """
+    This function will parse Klayout database for analysis.
+
+    Parameters
+    ----------
+    results_database : string or Path object
+        Path string to the results file
+    
+    Returns
+    -------
+    set
+        A set that contains all rules in the database with violations
+    """
+
+    rule_info = []
+    rule_lay_num = 10000
+    path_width = 0.01
+
+    t0 = time.time()
+    cell_name = ""
+    lib = None
+    cell = None
+    in_item = False
+    rule_data_type_map = list()
+
+    for ev, elem in tqdm(ET.iterparse(results_database, events=('start','end'))):
+        
+        if elem.tag != "item" and not in_item:
+            elem.clear()
+            continue
+        
+        if elem.tag != "item" and in_item:
+            continue
+
+        if elem.tag == "item" and ev == "start":
+            in_item = True
+            continue
+
+        rules = elem.findall("category")
+        values = elem.findall("values")
+
+        if len(values) > 0:
+            polygons = values[0].findall("value")
+        else:
+            polygons = [] 
+
+        if cell_name == "":
+            all_cells = elem.findall("cell")
+
+            if len(all_cells) > 0:
+                cell_name = all_cells[0].text
+
+                if cell_name is None:
+                    elem.clear()
+                    continue
+
+                # print(cell_name)
+
+                lib = gdstk.Library(cell_name)
+                cell = lib.new_cell(cell_name)
+
+        if len(rules) > 0:
+            rule_name = rules[0].text.replace("'", "")
+            if rule_name is None:
+                elem.clear()
+                continue
+            
+            # print(rule_name)
+        else:
+            elem.clear()
+            continue
+
+        if not rule_name in rule_data_type_map:
+            rule_data_type_map.append(rule_name)
+        
+        ## draw polygons here.
+        if not cell is None:
+            for p in polygons:
+                polygons = darw_polygons(p.text, cell, rule_lay_num, rule_data_type_map.index(rule_name) + 1, path_width)
+                print (type(p))
+                #cell.add(gdstk.)
+                break
+
+        ## Clear memeory
+        in_item = False
+        elem.clear()
+        
+        lib.write_gds(f"{cell_name}.gds")
+
+    print("Total read time: {}".format(time.time() - t0))
+    print(rule_data_type_map)
+
+
+if __name__ == "__main__":
+
+    args = docopt(__doc__, version="lyrdb to gds converter: 0.1")
+
+    parse_results_db(args["--db"])