During the period of Su Zong, he served as the magistrate of Pengyuan, then moved to Gansu and Cishi, and then moved to Henan Yin. In 762 AD, he was appointed assistant minister and imperial envoy of the Ministry of Beijing, in charge of the right to use money, salt and iron, and began to master the financial power of the Tang Dynasty. In 763 A.D., Ada was promoted to be the official minister, who was also the official minister, and was also in charge of expenditure.