C632 Soundness of the valley

"The crown prince's concubines are too few, and his sons are too few. This is a national treasure trove, if there are too few successors in the imperial government, there is not much leeway to choose Bright Monarch. How can we guarantee that the Chuan He Country will be as prosperous as this in the future? "Also, I've heard that there is a princess who has yet to marry