The Editor in Chief and Editorial Assistant of Wiwitwannasan had participated in The 13th TCI Symposium on Thai Scholarly Journals on the 4th Re-evaluation Results of Thai Journals and Impacts /Visibilities of Fast-Track Indexing System convented on Friday 10th January 2020, at the Royal Jubilee Ballroom, Challenger 2 Building, Impact Muang Thong Thani, Popular 1 Road, Ban Mai Subdistrict, Nonthaburi 11120, Thailand.