Diwan Financial Advisory Services Co., Ltd. (Diwan FAS) has a core team of members who possess in-depth experience with a quality level equal to that of any of the big four accounting firms. Our comprehensive services range from mergers & acquisitions (M&A), to business valuation, financial due diligence, fund raising, accounting process reengineering, and non-performing loan advisory services, which are always tailor-made for each unique project.