29th The 11th International Symposium on Feedstock Recycling of Polymeric Materials 2022 (ISFR2022) ,Phatthaya, Thailand

19th PATTAYA 32nd International Conference on “Science, Engineering and Technology” (PICSET-22),Phatthaya, Thailand

19th 32nd International Conference on Biodiversity, Ecological Agriculture, Water & Waste Management (BEAWWM-22),Phatthaya, Thailand

19th 34th PATTAYA International Conference on “Waste Management, Chemical, Biological & Environmental Sciences” (WCBES-22),Phatthaya, Thailand

19th 44th THAILAND International Conference on “Education, Marketing, Social Sciences & Humanities” (TEMSSH-22),Phatthaya, Thailand