diff --git a/assets/cn/template/TEMPLATE_SIREN_3.png b/assets/cn/template/TEMPLATE_SIREN_BB.png
similarity index 100%
rename from assets/cn/template/TEMPLATE_SIREN_3.png
rename to assets/cn/template/TEMPLATE_SIREN_BB.png
diff --git a/assets/cn/template/TEMPLATE_SIREN_2.png b/assets/cn/template/TEMPLATE_SIREN_CA.png
similarity index 100%
rename from assets/cn/template/TEMPLATE_SIREN_2.png
rename to assets/cn/template/TEMPLATE_SIREN_CA.png
diff --git a/assets/cn/template/TEMPLATE_SIREN_1.png b/assets/cn/template/TEMPLATE_SIREN_CL.png
similarity index 100%
rename from assets/cn/template/TEMPLATE_SIREN_1.png
rename to assets/cn/template/TEMPLATE_SIREN_CL.png
diff --git a/assets/cn/template/TEMPLATE_SIREN_CV.png b/assets/cn/template/TEMPLATE_SIREN_CV.png
new file mode 100644
index 000000000..d30551b3e
Binary files /dev/null and b/assets/cn/template/TEMPLATE_SIREN_CV.png differ
diff --git a/assets/en/template/TEMPLATE_SIREN_3.png b/assets/en/template/TEMPLATE_SIREN_BB.png
similarity index 100%
rename from assets/en/template/TEMPLATE_SIREN_3.png
rename to assets/en/template/TEMPLATE_SIREN_BB.png
diff --git a/assets/en/template/TEMPLATE_SIREN_2.png b/assets/en/template/TEMPLATE_SIREN_CA.png
similarity index 100%
rename from assets/en/template/TEMPLATE_SIREN_2.png
rename to assets/en/template/TEMPLATE_SIREN_CA.png
diff --git a/assets/en/template/TEMPLATE_SIREN_1.png b/assets/en/template/TEMPLATE_SIREN_CL.png
similarity index 100%
rename from assets/en/template/TEMPLATE_SIREN_1.png
rename to assets/en/template/TEMPLATE_SIREN_CL.png
diff --git a/assets/en/template/TEMPLATE_SIREN_CV.png b/assets/en/template/TEMPLATE_SIREN_CV.png
new file mode 100644
index 000000000..d30551b3e
Binary files /dev/null and b/assets/en/template/TEMPLATE_SIREN_CV.png differ
diff --git a/assets/jp/template/TEMPLATE_SIREN_3.png b/assets/jp/template/TEMPLATE_SIREN_BB.png
similarity index 100%
rename from assets/jp/template/TEMPLATE_SIREN_3.png
rename to assets/jp/template/TEMPLATE_SIREN_BB.png
diff --git a/assets/jp/template/TEMPLATE_SIREN_2.png b/assets/jp/template/TEMPLATE_SIREN_CA.png
similarity index 100%
rename from assets/jp/template/TEMPLATE_SIREN_2.png
rename to assets/jp/template/TEMPLATE_SIREN_CA.png
diff --git a/assets/jp/template/TEMPLATE_SIREN_1.png b/assets/jp/template/TEMPLATE_SIREN_CL.png
similarity index 100%
rename from assets/jp/template/TEMPLATE_SIREN_1.png
rename to assets/jp/template/TEMPLATE_SIREN_CL.png
diff --git a/assets/jp/template/TEMPLATE_SIREN_CV.png b/assets/jp/template/TEMPLATE_SIREN_CV.png
new file mode 100644
index 000000000..d30551b3e
Binary files /dev/null and b/assets/jp/template/TEMPLATE_SIREN_CV.png differ
diff --git a/module/config/config.py b/module/config/config.py
index e7e06d6fe..dd50db060 100644
--- a/module/config/config.py
+++ b/module/config/config.py
@@ -239,7 +239,7 @@ class AzurLaneConfig:
     MAP_HAS_WALL = False  # event_20200521_cn(穹顶下的圣咏曲) adds wall between grids.
     MAP_HAS_PT_BONUS = False  # 100% PT bonus if success to catch enemy else 50%. Retreat get 0%.
     MAP_SIREN_MOVE_WAIT = 1.5  # The enemy moving takes about 1.2 ~ 1.5s.
-    MAP_SIREN_TEMPLATE = ['1', '2', '3', 'DD']
+    MAP_SIREN_TEMPLATE = ['DD', 'CL', 'CA', 'BB', 'CV']
     MAP_SIREN_COUNT = 0
     MAP_MYSTERY_HAS_CARRIER = False
     MAP_GRID_CENTER_TOLERANCE = 0.1
diff --git a/module/map/grid_info.py b/module/map/grid_info.py
index bc1371e24..7cc88bcd5 100644
--- a/module/map/grid_info.py
+++ b/module/map/grid_info.py
@@ -84,7 +84,7 @@ class GridInfo:
                 return key
 
         if self.is_siren:
-            return ''.join([text[0] for text in self.enemy_genre.split('_')]).upper() if self.enemy_genre else 'SU'
+            return self.enemy_genre.split('_')[1][:2].upper() if self.enemy_genre else 'SU'
 
         if self.is_enemy:
             return '%s%s' % (self.enemy_scale, self.enemy_genre[0].upper()) \
diff --git a/module/template/assets.py b/module/template/assets.py
index 47c26494c..83138a6dc 100644
--- a/module/template/assets.py
+++ b/module/template/assets.py
@@ -21,10 +21,11 @@ TEMPLATE_FORMATION_1 = Template(file={'cn': './assets/cn/template/TEMPLATE_FORMA
 TEMPLATE_FORMATION_2 = Template(file={'cn': './assets/cn/template/TEMPLATE_FORMATION_2.png', 'en': './assets/en/template/TEMPLATE_FORMATION_2.png', 'jp': './assets/jp/template/TEMPLATE_FORMATION_2.png'})
 TEMPLATE_FORMATION_3 = Template(file={'cn': './assets/cn/template/TEMPLATE_FORMATION_3.png', 'en': './assets/en/template/TEMPLATE_FORMATION_3.png', 'jp': './assets/jp/template/TEMPLATE_FORMATION_3.png'})
 TEMPLATE_MAP_WALK_OUT_OF_STEP = Template(file={'cn': './assets/cn/template/TEMPLATE_MAP_WALK_OUT_OF_STEP.png', 'en': './assets/en/template/TEMPLATE_MAP_WALK_OUT_OF_STEP.png', 'jp': './assets/jp/template/TEMPLATE_MAP_WALK_OUT_OF_STEP.png'})
-TEMPLATE_SIREN_1 = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_1.png', 'en': './assets/en/template/TEMPLATE_SIREN_1.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_1.png'})
-TEMPLATE_SIREN_2 = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_2.png', 'en': './assets/en/template/TEMPLATE_SIREN_2.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_2.png'})
-TEMPLATE_SIREN_3 = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_3.png', 'en': './assets/en/template/TEMPLATE_SIREN_3.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_3.png'})
 TEMPLATE_SIREN_Algerie = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_Algerie.png', 'en': './assets/en/template/TEMPLATE_SIREN_Algerie.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_Algerie.png'})
+TEMPLATE_SIREN_BB = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_BB.png', 'en': './assets/en/template/TEMPLATE_SIREN_BB.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_BB.png'})
+TEMPLATE_SIREN_CA = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_CA.png', 'en': './assets/en/template/TEMPLATE_SIREN_CA.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_CA.png'})
+TEMPLATE_SIREN_CL = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_CL.png', 'en': './assets/en/template/TEMPLATE_SIREN_CL.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_CL.png'})
+TEMPLATE_SIREN_CV = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_CV.png', 'en': './assets/cn/template/TEMPLATE_SIREN_CV.png', 'jp': './assets/cn/template/TEMPLATE_SIREN_CV.png'})
 TEMPLATE_SIREN_DD = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_DD.png', 'en': './assets/en/template/TEMPLATE_SIREN_DD.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_DD.png'})
 TEMPLATE_SIREN_LaGalissonniere = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_LaGalissonniere.png', 'en': './assets/en/template/TEMPLATE_SIREN_LaGalissonniere.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_LaGalissonniere.png'})
 TEMPLATE_SIREN_Vauquelin = Template(file={'cn': './assets/cn/template/TEMPLATE_SIREN_Vauquelin.png', 'en': './assets/en/template/TEMPLATE_SIREN_Vauquelin.png', 'jp': './assets/jp/template/TEMPLATE_SIREN_Vauquelin.png'})