Semarang, September 19, 2025 — The Faculty of Social and Political Sciences, Diponegoro University (FISIP UNDIP), successfully hosted a public lecture featuring Ronaldiaz Hartantyo—widely known as Pak Aldi—Co-Founder and Chief Business Development Officer of MYCL Japan Co., Ltd. The lecture, titled “Turning Waste into Wealth: How MYCL Builds a Business That Saves the