Conversion de l'heure de West Island à l'heure de Shijiazhuang
21:11:12
+1.5
22:41:12
+3.5
+3.5
+2.5
+2.5
+2.5
+2.5
+2.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+1.5
+0.5
+0.5
+0.5
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-3