The height has become an important criterion in the selection of a good job or to get marriage. The Foreign Ministry requires 1.70 meters for men and 1.60 for women.
The Army raised the minimum height of 1.60 meters for recruits. In such circumstances, it is understandable that the Chinese are willing to do anything to grow by inventing the technique in the 50s, the Russian Gavril Ilizarov looking for a way to heal fractures that could not be treated with conventional assets.
The basic principle is that the body will take care of rebuilding the gap between two broken bones, if space is minimal and the limb is immobilized by pins. The method allows new bone to form in the gap left by the gradual separation of the broken bone. Information Resource By Dr. Darwin Smith Review on Height Growth
There is nothing simple in this procedure, which involves excruciating pain and can keep the patient bedridden for several weeks. In China, every bone lengthening surgery, five physicians engage the patient for three hours.
First, drill a hole in the leg just below the knee after the bone surface, avoiding sever the cord. That site will regenerate the tissues and cause growth. Cables are attached at the ends of the bone and serve to sustain the metal cage device.
It is the proper handling of this device which will allow the gradual separation of the two parts of bone and stretch the skin, nerves and muscles. Influence of height by Wikipedia