This story is set in ancient china, in her last life she always lost to her talented third sister ( I'm not sure) . Everything that she did she will lose. She tried everything but she is not as good as her sister. After rebirth, she join a class that is set for the talented sister. Every sister joined and only she and her talented sister survived. Later she studied etiquette with the momo. But her talented sister have two momo. Later she learn medicine in class. She is very good in embroidery. What is the title. I forgot.
I believe it is "The Rebirth of Han Yuxi" https://www.novelupdates.com/series/the-rebirth-of-han-yuxi/ I also read the novel