This kind of charge is normal. Most regular dentists charge for orthodontics examination, because you need to get the corresponding data according to your information, so as to accurately analyze your orthodontic plan, instead of reckless and random correction. Don't let your precious teeth be fooled at will because you save money. Good experts have corresponding prices, which will not be cheap. You can Baidu about Dr. Zhu Shengji of Bauhinia Oral. He is an authoritative orthodontist! It is worth it! Sincerely!