KFC应该定期进行检查。如与第三方公司合作进行神秘顾客的计划，派出一些

KFC应该定期进行检查。如与第三方公司合作进行神秘顾客的计划，派出一些神秘顾客到访各个店铺，检查店铺的卫生、服务和食物的品质，从而了解目前的服务质量和进行改善。

結果 (英文) 1:

KFC should be checked on a regular basis. Mystery shopper scheme in cooperation with third-party companies, sent mystery shoppers visit each shop, check the store's health, quality of service and food, to understand the current quality of service and to improve the situation.

結果 (英文) 2:

KFC should be checked regularly. Cooperation with third-party companies such as mystery shopper plans to send a number of quality mystery shoppers visit each store, check the store's health, service and food, to understand the current quality of service and make improvements.

結果 (英文) 3:

KFC should be checked regularly. Such as cooperation with the third party company of mysterious customer plan, sent some mysterious customer visit various stores, shops, health inspection service and the quality of the food, so as to understand the quality of service and improve.