diff --git a/i18n/cdo-hant.json b/i18n/cdo-hant.json
new file mode 100644
index 000000000..369236ab8
--- /dev/null
+++ b/i18n/cdo-hant.json
@@ -0,0 +1,10 @@
+{
+	"@metadata": {
+		"authors": [
+			"Winston Sung"
+		]
+	},
+	"math_unknown_error": "𣍐曉其綻",
+	"math_unknown_function": "𣍐八其函數「$1」",
+	"prefs-math": "數學"
+}
diff --git a/i18n/cdo.json b/i18n/cdo-latn.json
similarity index 57%
rename from i18n/cdo.json
rename to i18n/cdo-latn.json
index b1e3d8b48..56818dbf9 100644
--- a/i18n/cdo.json
+++ b/i18n/cdo-latn.json
@@ -1,14 +1,9 @@
 {
 	"@metadata": {
 		"authors": [
-			"Davidzdh",
-			"Yejianfei",
-			"唐吉訶德的侍從"
+			"Winston Sung"
 		]
 	},
-	"math_unknown_error": "𣍐曉其綻",
-	"math_unknown_function": "𣍐八其函數「$1」",
 	"mw-math-mathml": "Dái SVG hĕ̤k PNG bê-ê̤ṳng gì MathML (gióng-ngiê găk hiêng-dâi liù-lāng-ké gâe̤ng hô-cô gĕ̤ng-gê̤ṳ sāi)",
-	"mw-math-source": "LaTeX dâi-mā (ké̤ṳk ùng-cê liù-lāng-ké sāi)",
-	"prefs-math": "數學"
+	"mw-math-source": "LaTeX dâi-mā (ké̤ṳk ùng-cê liù-lāng-ké sāi)"
 }