The 4th ASEAN Microbial Biotechnology Conference (AMBC) in conjunction with the 3rd Molecular and Cellular Life Science (MCLS) conference will be hosted by University CoE – Research Center for BioMolecule Engineering, Universitas Airlangga, Indonesia. The event also includes an international workshop on microbial culture management and an international conference and workshop on Biodiversity of tropical microorganism and bioactive compounds: exploration, structure – function mechanisms, and application. The conference will be organized online during 14th – 15th September 2021( The workshop on microbial culture management entitled “ASEAN Microbial Database and Analysis Tools” which will be trained by Thailand Bioresource Research Center will be held online on 13th September 2021.