Is Qian Fang played by two people?

No. According to Princess Zhu Huan's brief introduction, Qian Fang is a role in the TV series Princess Zhu Huan, starring actor Su Hong. In this TV series, Qian Fang has only one role, played by Su Hong. Therefore, Qian Fang is not played by two people. Princess Zhu Huan mainly tells the story that Xia Ziwei, a rich girl, came to Beijing from Jinan to find her biological father during the Qianlong period. After several twists and turns, Xia Ziwei and Xia Xiaoyan became sisters. In order to help Xia Ziwei find his father, the swallow broke into the palace and was named Princess Zhu Huan by Qianlong. Later, the swallow helped Xia Ziwei enter the palace. After hard work, Xia Ziwei was named Pearl Gege.