SDI, TDI and PFI offer anything from open water beginner course to full cave, to rebreather training courses, to a full range of free diving courses. Under SDI, Sidemount course is gaining a lot of popularity for people looking for something more adventurous whereas in the TDI curriculum, rebreather training is getting very popular in Asia. With 20 over rebreathers endorsed for training under TDI, a diver can easily find what he or she needs. Cave training is receiving a lot of demand and request after the successful Thailand cave rescue in 2018. The group of training agencies also have translation for many languages within Asian countries.