Over 20 years of training PADI Instructors, CD Chong is consider one of the most experienced and active instructor trainer in Bali Indonesia! Chong’s instructional experience spans from Malaysia including Borneo, Indonesia Bali, Australia, Thailand, Maldives and Sri Lanka.  Besides teaching IDC, Chong is also co-founder of ICDA Indonesia Cave Diving Association and actively exploring many caves in Indonesia. Chong is also a TDI and IANTD Full Cave Instructor.