Our Team of Certified Trainers
Nai Puay Guan
— Principal Trainer
Nai Puay Guan is an Independent Consultant in the Aerospace industry, a Nadcap Auditor and a Shot and Flap Peening Trainer based in Singapore. He has training in mechanical engineering and holds a Master Degree in Engineering (University of South Australia). He has expertise and extensive experience in Aerospace Quality and Process Management, Surface Enhancement Technology, Conventional and Non-Conventional Machining.
Nai had served as Instructor and Examiner of the Singapore Air Force School and was the General Manager of a metal finishing company for many years in Singapore. He is also currently the Technical Director of a surface finishing company. He has co-authored a book on Shot Peening (2006 & 2009) and is a member of the SAE AMECSE committee.
— Associate Trainer
Ryuichi Koyama began his career, after graduating from the National Technical College of Nagaoka, with the renowned Japanese company – Mitsubishi Heavy Industries (MHI). He was part of the Nagoya Aerospace System Works division and stayed on for 35 years, where he rose through the ranks from manufacturing engineer to manager during his tenure.
With his vast experience in the aerospace industry, Koyama left MHI in 2005 to join T.F. Management as its senior consultant where he has been providing consultation work to mainly aerospace manufacturing companies in Japan. He is also a qualified ISO 9001 quality system lead auditor.
— Associate Trainer
Zhang Yunxiao graduated from the Shandong Industrial University in engineering and has been engaging with the shot blasting and peening industry for more than 20 years. He has extensive professional experience and knowledge in blasting and peening technology including equipment, media and processes.
In 2005, Zhang established AMF International Trade Co. Ltd., renowned for supplying high quality shot peening media, blasting abrasives, nozzles and related spare parts covering both the domestic and international market for the aerospace industry. He is also well recognized for his consultation services and technical support to many aviation companies in China. Zhang has successfully organized and conducted many shot peening workshops in various parts of China and has been co-trainer for these training programmes since 2007.