Mr. li is running a business for profit.He should tell his customers the truth, kneeling is a way of him doing the marketing for his business, rather then kneeling is for respecting teacher.

• 李先生是为了赚钱而做生意的，应该让你的客人知道真实的情况，“下跪”是李先生做市场促销的一种方式，而不时尊敬老师的方法。