Do a physical examination in China first, which is something both sides should do. The examination items include ovarian reserve and intrauterine environment.
After evaluation, it is suitable to do test tubes, and then arrange time to see a doctor.
Then it's time to prepare for the trip to Thailand, eat, live and translate, get ready in advance, and then you can go to Thailand.
After seeing a doctor in Thailand, you can follow the doctor's advice and don't be afraid of trouble with the help of an interpreter. Simply put, Thailand's test tube strategy is like this. It will be clearer after understanding. If you want to decide to go in the future, you need to know a lot of details.