answer: #Person1# gives #Person2# a pay raise because #Person2# does a great job. #Person2#'s happy and appreciates it.
documents: #Person1#: You have been doing a great job this year and I am very satisfied with your work.
  #Person2#: I am very happy to know my work could be recognized by you and our company.
  #Person1#: Based on your contribution, I would like to give you a pay raise. Your monthly salary will be increased by 800 Yuan. This increase includes an 80 % married increase based on your achievements and increase responsibilities and then the additional 20 % increase were reflecting the changes in cost of living.
  #Person2#: I really appreciate it. Thank you.