Two beautiful women Trieu Phi Yen and Trieu Hop Duc in history both used this contraceptive method. Inserting musk into the navel disrupts a woman’s ability to conceive. The use of “willow bean card” is extremely unique, but has been lost. There was a girl who really loved bulldogs poster. This is also the popular way for blue-haired girls as well as women to use it to prevent pregnancy and have smooth skin, mysterious aroma. More roses”, ie using saffron is the third method. According to Chinese history books, “rose flower” is the most effective contraceptive in the royal court. If he dislikes a harem after taking a life, the emperor will order the eunuch to hang that person upside down. That harem will be forced to wash her body with water mixed with saffron powder to remove the semen in her body. This contraceptive method was often applied during the chaos of the Five Great Ten Nations (907-960). According to many records, the queen even ordered the eunuchs to massage another woman with saffron water before “sex” to ensure that the emperor’s sperm had no chance of surviving in them.