TRSC International Eye and Vision Center has restored eyesight in over 100,000 eyes with advanced vision correction procedures. ReLEx SMILE surgery typically costs around $4,150. Dr. Ekktet Chansue, the first pioneer ophthalmologist for LASIK and ReLEx in Thailand, trained at Washington University Eye Center and has led the clinic since 1997. The center specializes exclusively in ophthalmology and attracts international patients from around the world.

Dr. Sasi Yaisawang has performed 900+ ReLEx SMILE procedures over 12 years of experience, specializing in cornea and refractive surgery. The surgery may cost around $4,546, typically covering the procedure, 1-day hospital stay, and personalized treatment plan. Dr. Yaisawang holds a fellowship from the International Council of Ophthalmology and certification from the Royal College of Ophthalmologists of Thailand. Intrarat Hospital is ISO 9001:2015 certified with a 4.7 rating and 98% patient recommendation.

Bumrungrad International Hospital is a globally recognized facility treating over 1 million patients annually, including many international patients. The clinic's ophthalmology department performs ReLEx SMILE eye surgery with costs around $2,980–$4,700. Dr. Manchima Makornwattana, an experienced ophthalmologist, provides specialized care in vision correction procedures.