Haha, Zhengzhou Stomatological Hospital. My mother just went. I went with her. It's opposite Erqi Square, north of Hualian Department Store on Erqi Road, and south of Jinshang Jinmate Jinboda Store. Easy to find, cheap and easy to say, but easy to get. But first, useless teeth and teeth with broken roots must be pulled out, and teeth can be implanted after three months. There are many kinds of dental implants, so you can choose your own. Prices vary, usually one or two thousand, but according to your own economic conditions, some are expensive and some are cheap. The doctor will introduce you to different materials. It's cheaper to pull out front teeth. Thirty-one, big teeth are expensive, and the more teeth there are, the more expensive it is. There are also elderly people over 60 who register for free.