At present, the commonly used contraceptive rings include Gini ring, Yuan Gong ring, T-shaped ring, Man Yue Le ring, etc. Generally, the one that suits you is the best and safest, due to individual differences can not be sure which specific ring is the best and safest. 1. Ginny Ring: It consists of 6 cuts of copper, polypropylene non-biological sutures, and Ginny knots. The Ginny Ring’s non-stenting, bendable nature allows it to change with the position of the uterus, which reduces the damage caused by the birth control device to the uterine lining, and minimizes bleeding. 2. Yuan Gong Ring: It is a Yuan Gong type IUD containing indomethacin, which affects the fertilized egg implantation through the tissue reaction of local tissues to the ring, thus achieving the contraceptive effect. 3. T-shaped ring: its main body is made of plastic, with metal at the beam, which plays a role in contraception by allowing the endometrium to produce an inflammatory reaction, so that the fertilized egg can’t be implanted. 4. Mannuelle ring: levonorgestrel intrauterine system, through the slow release of levonorgestrel, thus shrinking the lining of the uterus to infect the fertilized egg to bed, and also has a certain therapeutic effect on endometrial hyperplasia and endometriosis. For women who want to use the contraceptive ring for contraception, it is recommended to go to the gynecology department of a regular hospital and choose a suitable contraceptive ring under the guidance of a doctor to achieve the best results.