Joy of Life's six trump cards were to control the power of the palace treasury, form an alliance with the Crown Prince, form an alliance with the Second Prince, secretly collude with the Qin family and the Ye family, plan to assassinate the Qing Emperor, and disguise as a woman to hide in the Palace for decades.

In "Celebrating Years," the role of the Eldest Princess was played by Li Xiaoran.
The Eldest Princess of the Qing Dynasty, Li Yunrui, was the Qing Emperor's younger sister. She was the Eldest Princess of the Qing Kingdom and also Lin Wan 'er's biological mother. The Eldest Princess had extremely high power and wealth. She was in charge of the palace treasury and was the Qing Emperor's right-hand man. She was a ruthless character, a combination of beauty, wisdom, madness, and ruthlessness. The Eldest Princess was good at disguising herself and was known as the " enemy in front ". She had an affair with the Crown Prince. She had a great desire for power and wealth, but no matter how hard she tried, the Qing Emperor never had a high opinion of her. He thought she was inferior to Ye Qingmei. The Eldest Princess was jealous of Ye Qingmei and hated her to the bone. She also had a deep hatred for Fan Xian. Her daughter, Lin Wan 'er, was a stark contrast to her. She was just and kind, and loved Fan Xian. The story of the eldest princess was full of complexity and mystery. She was an annoying but difficult to ignore character in the play.
The eldest princess Li Yunrui in Joy of Life was a very scheming character. She was the Qing Emperor's younger sister and the successor to the palace treasury after Ye Qingmei's death. The Eldest Princess showed her beauty, wisdom, and ruthlessness in the play. She was good at disguising herself and was known as the " enemy in front." She had a great desire for power and wealth, but no matter how hard she tried, the Qing Emperor never had a high opinion of her. He thought she was inferior to Ye Qingmei. The Eldest Princess was jealous of Ye Qingmei and hated her to the bone. She also had a deep hatred for Fan Xian. The story of the eldest princess was full of complexity and mystery. She was an annoying but difficult to ignore character in the play.
Princess Joy of Life was played by the China actress Li Xiaoran.
The eldest princess Li Yunrui in Joy of Life was a very scheming character. She was the Qing Emperor's younger sister and the successor to the palace treasury after Ye Qingmei's death. The Eldest Princess showed her beauty, wisdom, and ruthlessness in the play. She was good at disguising herself and was known as the " enemy in front." She had a great desire for power and wealth, but no matter how hard she tried, the Qing Emperor never had a high opinion of her. He thought she was inferior to Ye Qingmei. The Eldest Princess was jealous of Ye Qingmei and hated her to the bone. She also had a deep hatred for Fan Xian. Her daughter, Lin Wan 'er, was a stark contrast to her. She was just and kind, and loved Fan Xian. The story of the eldest princess was full of complexity and mystery. She was an annoying but difficult to ignore character in the play.
Yes, the eldest princess in Joy of Life was the princess of the Qing Kingdom.
In Joy of Life, the Eldest Princess and the Qing Emperor were siblings, but they were not related by blood. The Eldest Princess loved the Qing Emperor deeply, but the Qing Emperor only treated her as a younger sister. There were complicated emotions and power struggles between them. The Eldest Princess was jealous and resentful of the Qing Emperor and Ye Qingmei's relationship. She secretly plotted to murder the Qing Emperor. However, the Qing Emperor saw through her plan. In general, the Qing Emperor and the Eldest Princess were brother and sister, but they were not related by blood.
The eldest princess Li Yunrui in Joy of Life had indeed lost in the plot. She had failed in her battle with Fan Xian and was banished from Jingdou by the Qing Emperor. She was also sent to Xinyang. The Eldest Princess had experienced failures and setbacks in both power and love. Her life was filled with madness and sorrow. Even though the Eldest Princess was one of the most beautiful women in Qing Kingdom and possessed outstanding talent and ability, her choices and actions had led to her failure. She had once loved the Qing Emperor, but for power and to rule the world, the Qing Emperor ultimately betrayed the Eldest Princess. The Eldest Princess also had other men who loved her, but the person she wanted the most could not be obtained. Therefore, it could be said that the Princess Royal had lost in Joy of Life.