Archaeologists found this chart buried in a tomb near Beijing for 700 years. The chart can now be seen at the Institute of Science in Beijing. This chart was found surprisingly accurate in predicting the sex of unborn/future child. The rows of the chart contains age of mother and the columns contain the months in which child is conceived. The sex of unborn baby can be predicted by looking at the cell where the mother’s age and the month in which child is conceived intersects.
We have used this chart to create a simple tool below so that you can check its accuracy by yourself and decide on your own how accurate this ancient Chinese chart is. However, this is all related to a Chinese Myths and the accuracy of predictions derived through this chart can not be guaranteed.