![](https://s3images.coroflot.com/user_files/individual_files/179754_Y4wWlwxmTognuEUR7NunQdsx5.jpg)
H2O - H2O is Herry Hartopo Operation, a private school
![](https://s3images.coroflot.com/user_files/individual_files/179754_wSzkSW6larE0EjSIWpQruxbqT.jpg)
TKBI - TKBI is Tim Kreatif Buana Ilmu. A school book publisher.
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