Owning to the fact that China is the most populous country in the world, the corresponding number of women of childbearing age is also quite large. According to the sixth national census report of the National Bureau of Statistics of 2010, the female population is 652872280 people, accounting for 48.73%. And this 600 million females In China, women of childbearing age account for a large proportion. Such a large market base has boosted the demand for reproductive POCT products. Its annual market capacity is expected to exceed 100 million,and the growth rate is relatively stable, with an annual growth rate is about 3%.