Master technical diving with this intensive 6-day TDI training program. Includes TDI Advanced Nitrox, Decompression Procedures, and Advanced Wreck Diver certifications. Perfect for divers pursuing overhead environments, staged deco, or future cave/trimix exploration.
Technical diving isn't just about depth – it's about precision, control, planning, and mindset. If you've mastered recreational diving and want to truly understand diving beyond limits, this is your next step.
Through this intensive training package, you will be introduced to the core of technical diving – from advanced gas theory to redundancy systems, deco planning, and overhead procedures. Technical divers are the elite of the diving world. With their discipline and in-depth knowledge, they're trusted to solve problems, not just avoid them.
Whether your goal is extended range diving, wreck penetration, or simply refining your dive skills to the highest standard – the TDI Technical Diver Training Package is your gateway.
Join our fun dives and explore vibrant coral reefs, fascinating critters, and majestic marine life — including the legendary HTMS Chang Wreck.
Use our dive site map to plan your adventure or dive deeper into our Marine Life Guide and see what awaits below the surface.
Join hundreds of happy divers who've explored the underwater world of Koh Chang with us. From first-time try dives to deep wreck adventures – discover why Chang Diving is trusted since 2005. ★★★★★
Chang Diving Center offers a remarkable diving experience with exceptional instructors like Andy and Pern, who ensure a safe and enjoyable journey. Guests appreciate the knowledgeable team, excellent training, and a welcoming atmosphere. The center's well-organized trips and attention to detail, along with thoughtfully prepared onboard amenities, make it a standout choice for divers of all levels.
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“Just finished my Deep Diver and Wreck Specialty courses here with Instructor Pern – absolutely amazing experience from start to finish. Safety was always the priority, but every dive was also genuinely fun. Can't recommend Chang Diving and Instructor Pern enough.”
Read more on Google“I completed my Open Water course at Chang Diving Center and everything was perfectly organized. Great service, a very friendly and professional team, and an excellent instructor. My instructor Pern was extremely skilled, calm, and in full control at all times. Highly recommended – 10/10.”
Read more on TripAdvisor“This was my first sea dive after having qualified and the staff at Chang Diving were superb and professional ensuring my experience was the best – in fact I booked a second dive with them.”
Read more on FacebookAre you ready to elevate your skills, face real-world underwater challenges, and become part of the most respected group in scuba diving?
💸 66,990.00 THB
Join the elite: Complete your Advanced Nitrox, Deco Procedures & Wreck Diver certification in one intensive TDI tech training package
Book your full TDI Technical Diver Training now!
Group offer: Extra 5% discount when 2 or more people book the same course together.
