Complex sentence: This change in policy may significantly reduce the number of heihaizi, due to the fact that parents will no longer need to hide the children they have illegally; however, it is too early to see what the effects will be.
Split into simpler sentences: This change in policy may significantly reduce the number of heihaizi, due to the fact that parents will no longer need to hide the children they have illegally. However, it is too early to see what the effects will be.