How many princes are there in the crown prince's birthday?

Prince Qingyu Nian was the third prince, Li Chengqian.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Therefore, the crown prince of the Qing Dynasty was the second prince.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Therefore, the Crown Prince was ranked second in the Qing Dynasty.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Therefore, the Crown Prince was ranked second in the Qing Dynasty.

The Crown Prince was the Qing Emperor's second son.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Therefore, the Crown Prince was ranked second in the Qing Dynasty.

The crown prince of Qingyu was the third prince. The Crown Prince's name was Li Chengqian. He was younger than Second Prince Li Chengze and older than Third Prince Li Chengping. Therefore, according to age, the Crown Prince was the third prince.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Thus, in the years of Qing, the Crown Prince was the second prince.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Therefore, the Crown Prince was ranked second in the Qing Dynasty.

The crown prince of Qingyu was the second prince. The Qing Emperor had a total of five princes. The Crown Prince was the Qing Emperor's eldest son and the successor that the Qing Emperor wanted to support. Although the Crown Prince's ability was considered the worst, the Qing Emperor insisted on supporting him and made the Second Prince and Fan Xian his training partners to help him grow. Thus, the Crown Prince was the second prince in the Qing Dynasty.