sharing our slides so that you can learn from what we do and why we do it.
https://docs.google.com/presentation/d/1d3yQdvcnPu4W0vKv3qpIwwtCbfuntZB1UpdxA2AA4wM/edit#slide=id.p1
Reference:
https://weelookang.blogspot.com/2019/07/innergy-award-2019-do-it-yourself-diy.html