At present, there are some false advertisements in the society, such as “no intubation, no pain”, “special gastrointestinal ultrasound diagnosis of gastrointestinal diseases”, etc. Some hospitals or clinics tend to be tempted by economic interests, hiring the so-called “gastrointestinal Some hospitals or clinics tend to be tempted by economic interests, hiring so-called “gastrointestinal experts”, using the so-called “gastrointestinal ultrasound instrument”, doing non-scientific medical farce, fooling and fooling patients, harming the interests of patients, not knowing that there is no special gastrointestinal ultrasound examination instrument? In fact, it is the general ultrasound machine, a little bit of medical common sense people can distinguish the true from the false. Gastroscopy is the gold standard for diagnosing gastrointestinal diseases and is irreplaceable by other examinations, not to mention that endoscopic equipment is now more advanced, ultra-fine gastroscopy, painless gastroscopy has been widely used in the clinic, doing gastroscopy more humane, doing gastroscopy not in pain.