Yes, Lin Dabao was Li Yunrui's illegitimate son.
Lin Dabao was the son of the Qing Emperor and the Eldest Princess, Li Yunrui. Many documents mentioned that Lin Dabao was the illegitimate child of the Qing Emperor and Li Yunrui. Although this relationship was not explicitly shown in the TV series, it was indeed revealed in the original novel. Therefore, he could confirm that Lin Dabao was Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
Lin Gong was not Li Yunrui's son. Lin Gong was the illegitimate son of Prime Minister Lin Ruofu and Eldest Princess Li Yunrui. Lin Ruofu was the Prime Minister of the Qing Kingdom, and Li Yunrui was the Princess. Their marriage had been strongly opposed by the Empress Dowager. Lin Gong and Lin Wan 'er were siblings, and he had loved her since she was young. Lin Gong had been instigated by the Eldest Princess to attempt to assassinate Fan Xian. Therefore, Lin Gong was not Li Yunrui's son.
No, Lin Gong was Lin Wan 'er's older brother, and Li Yunrui was Lin Wan' er's mother, so Lin Gong was Li Yunrui's son.