As to whether the tutor in Hong En is a liar, we can't just draw a conclusion from one or two negative comments. In the internet age, information is spreading rapidly, and it is easy to make some false statements. So we need to understand and analyze this problem from many aspects.

First of all, we can search the related information of family education in Hong En, Shandong Province through the Internet, and check its official website, news reports and so on. And understand its background, development process, business scope, etc. In addition, we can also check the evaluation of some authoritative educational evaluation institutions and the real feedback from students who participate in the courses of this institution.

Secondly, we can pay attention to the management policies of relevant state departments on education and training institutions. In China, the education department will strictly supervise the education and training institutions to ensure their legal and compliant operation. If Hong En family education has obtained relevant qualification certification, it can be explained that it is a formal education and training institution to some extent.

Third, we can pay attention to public opinion on family education in Hong En. On social media, we can check some parents' and students' comments on the institution to understand its teaching quality and service attitude. At the same time, we can also pay attention to the evaluation of this institution by some educational experts and scholars, so as to understand its advantages and disadvantages more comprehensively.

To sum up, to judge whether the tutor in Hong En is a liar, we need to investigate and analyze it from many angles. Only by collecting enough information can we make a relatively objective and fair judgment. In this process, we should maintain a rational and objective attitude and avoid blindly following the trend or being influenced by individual negative remarks.