diff --git a/application/language/zh-Hant/sales_lang.php b/application/language/zh-Hant/sales_lang.php
index 60dacee38..e1a7d85c2 100644
--- a/application/language/zh-Hant/sales_lang.php
+++ b/application/language/zh-Hant/sales_lang.php
@@ -1,42 +1,41 @@
-<?php 
-
-$lang["customers_available_points"] = "";
-$lang["rewards_package"] = "";
-$lang["rewards_remaining_balance"] = "";
+<?php
+$lang["customers_available_points"] = "現有積分";
+$lang["rewards_package"] = "獎賞";
+$lang["rewards_remaining_balance"] = "剩餘獎賞積分 ";
 $lang["sales_add_payment"] = "新增付款";
 $lang["sales_amount_due"] = "商品金額";
 $lang["sales_amount_tendered"] = "已收帳款";
 $lang["sales_cancel_sale"] = "取消銷售";
 $lang["sales_cash"] = "現金";
-$lang["sales_cash_deposit"] = "";
+$lang["sales_cash_deposit"] = "已預付金額";
 $lang["sales_cash_filter"] = "現金";
 $lang["sales_change_due"] = "更改到期日";
 $lang["sales_check"] = "支票";
 $lang["sales_check_balance"] = "查看餘額";
-$lang["sales_check_filter"] = "";
+$lang["sales_check_filter"] = "查看選項";
 $lang["sales_comment"] = "評論";
 $lang["sales_comments"] = "評論";
 $lang["sales_complete_sale"] = "完成銷售";
 $lang["sales_confirm_cancel_sale"] = "你確定要清除此筆銷售單？本單內的所有產品將被清除。";
 $lang["sales_confirm_delete"] = "你確定要清除此銷售產品？";
-$lang["sales_confirm_restore"] = "";
+$lang["sales_confirm_restore"] = "你確定要回復此銷售產品？";
 $lang["sales_credit"] = "信用卡";
-$lang["sales_credit_deposit"] = "";
+$lang["sales_credit_deposit"] = "預付卡";
 $lang["sales_customer"] = "客戶";
-$lang["sales_customer_address"] = "Customer Address";
+$lang["sales_customer_address"] = "客戶地址";
 $lang["sales_customer_discount"] = "折扣";
-$lang["sales_customer_email"] = "Customer Email";
-$lang["sales_customer_location"] = "Customer Location";
+$lang["sales_customer_email"] = "客戶電郵地址";
+$lang["sales_customer_location"] = "客戶所在地";
 $lang["sales_customer_mailchimp_status"] = "";
-$lang["sales_customer_optional"] = "";
-$lang["sales_customer_required"] = "";
-$lang["sales_customer_total"] = "Total";
+$lang["sales_customer_optional"] = "非必需";
+$lang["sales_customer_required"] = "必需";
+$lang["sales_customer_total"] = "總數";
 $lang["sales_date"] = "日期";
 $lang["sales_date_range"] = "日期範圍";
-$lang["sales_date_required"] = "A correct date needs to be filled in";
-$lang["sales_date_type"] = "Date field is required";
+$lang["sales_date_required"] = "必需填上正確的日期";
+$lang["sales_date_type"] = "必需填寫日期";
 $lang["sales_debit"] = "簽帳卡";
-$lang["sales_delete"] = "";
+$lang["sales_delete"] = "確認刪除";
 $lang["sales_delete_confirmation"] = "你確定要刪除此銷售資料，這個動作不能撤消";
 $lang["sales_delete_entire_sale"] = "刪除全部銷售資料";
 $lang["sales_delete_successful"] = "您已成功刪除銷售資料";
@@ -45,9 +44,9 @@ $lang["sales_description_abbrv"] = "倒序";
 $lang["sales_discard"] = "";
 $lang["sales_discard_quote"] = "";
 $lang["sales_discount"] = "折扣 %";
-$lang["sales_discount_included"] = "% Discount";
+$lang["sales_discount_included"] = "% 折扣";
 $lang["sales_discount_short"] = "%";
-$lang["sales_due"] = "";
+$lang["sales_due"] = "由";
 $lang["sales_due_filter"] = "";
 $lang["sales_edit"] = "編輯";
 $lang["sales_edit_item"] = "編輯產品";