This certificate is proudly presented to Yoon

[Yethu]

Certificate of Achievement
This certificate is proudly presented to Yoon for successfully completing Essential English Grammar and Vocabulary Class from March 1 to May 28, 2023, at Pyinnyar Boarding School.
I'd like to know whether the sentence above is grammatically or logically correct.

 

[Barque]

I wouldn't use "proudly" there. Yoon could receive it proudly however.
I'd use "the" before the name of the class and decapitalise "class".

 

[Yethu]

I wouldn't use "proudly" there. Yoon could receive it proudly however.
I'd use "the" before the name of the class and decapitalise "class".

How about this writing style?
Certificate in Cambridge Essential English Grammar and Elementary Vocabulary
This is to certify that Yoon attended and passed the Cambridge Essential English Grammar and Elementary Vocabulary Class at Pyinnyar Boarding School from March 1 to May 30, 2023.

 

[Barque]

This is better. I'd still decapitalise "Class".