IVF embryo grade 8C is three levels, 8C indicates 8 cells, C grade indicates three levels. C grade embryo is not a high quality embryo, after the transfer is easy to cause biochemical reactions, it is better to choose A grade or B grade cells for embryo transfer, so the success rate will be increased. The best way to do IVF is to go to a regular hospital so that the success rate can be increased. It is best to choose high quality blastocysts. Before doing IVF, you need to undergo a comprehensive medical checkup to see your own situation, if the thin lining will cause a failure of implantation, and after implantation, it will also cause miscarriage. After embryo transfer, it is necessary to rest in bed, and it is recommended to strengthen the diet and nutrition, not to have intercourse, not to be anxious or angry, and to relax to improve the success rate. After the embryo transfer, you should go to the hospital for a blood test about 15 days after the embryo transfer to see if you are pregnant.