What's the finale of Princess New Zhu Huan? Has Yan Yong been together recently?

Xinrong gave birth to a son, and Yongqi was made a prince. Later, he went to go to dali to find Little Swallow and fulfilled his promise to be together for a lifetime after two years. The emperor promised Yongqi three years, and if he could not return to the palace, he would be declared dead! Benjamin's wish to protect swallows has come true. He has returned to Great Britain! Wei Zi and Sang Ni are pregnant!