The 5th Int’l Conference on Thin Film Technology and Applications (TFTA 2019)will be held in Sanya, China during January 3-5, 2019. TFTA is an annual regular conference since 2015 and has been successfully held in Shanghai, China and Bangkok, Thailand. TFTA 2019 will be a valuable and important platform for inspiring Int’l and interdisciplinary exchange at the forefront of Thin Film Technology and Applications.