I'm Ploypailin Kittiyan and you can call me YoK. I had graduated major in Agro industry at King's Mongkut Institute of technology Ladkrabang. I was internship at Thai catering suvarnabhumi last year. At the internship place which I detect for bacterium in cooked food and raw material such as Salmonella, stapphylococcus aureus, E. Coli, bacillus cerues and coliform