I believe. If the school really count mark, there is no need for them to emphasis in the letter and then during the sharing session.
No one will blame them if they really count mark just like other schools. So, there is no need to tell lies and then count mark secretly. I trust in the integrity of the school management.
We met the handsome Principal in our session. I also trust TSL is a very fair school and will not count marks as stated in the letter and repeated by the Principal. Meanwhile, the 2 sheets on the Principal's desk look not like the applicant list.