What grade of community does Zichang Jun 'an Character Kindergarten belong to?

I would like to ask which grade of kindergarten Zijun Chang 'an Character Kindergarten belongs to? Zi 'an Character Kindergarten is a first-class kindergarten. Because Zi County Chang 'an Pinzhi Kindergarten is a kindergarten founded by Pinzhi International Education Group, which is a very influential education group in Singapore. Character kindergarten has strict teaching management, novel teaching mode, all teachers are kindergarten teachers, and the sanitary conditions in the park are good, which is rated as first-class grade. Therefore, Zi County Chang 'an Character Kindergarten belongs to the first-class kindergarten.