/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nophadol https://cdn.slidesharecdn.com/profile-photo-nophadol-48x48.jpg?cb=1565682067 PiWATAir Co., Ltd.is founded since 2016 in Bangkok, Thailand. HAP4 is the Digital platform for Health-Safety-Environment assessment by IoT and Expert system. Our vision is "Make every space is a Happy place". Let's come to join us to make the world better together. www.piwatair.com