For training institutions, it is still considered from the perspective of users. What information do users want to know about this organization? Brand strength, learning effect, teacher strength? Then you can consider writing soft articles from these angles.
For example, brand strength, then you can report the company's major activities on authoritative news websites to enhance brand influence.
The learning effect can be written from students' real cases and spread on the platform where students gather.
Teachers can write some cases about famous teachers.