Total twenty-nine years of experience in process modelling & design and optimization & consulting in a wide range of fundamental works on petrochemical industries. Especially, responsibilities including basic engineering and feasibility studies on olefin process as a process engineer and execution of major consulting projects, based on simulation and operation data, that identified significant opportunities and improvements to enhance the operational efficiency and to reduce the costs. Abovementioned experience is now empowering the research and process development of clean hydrogen technologies including cracking and water hydrolysis. Experienced processes include Olefins, BTX, and refineries down to specialty find chemicals.