On this day, 90 years ago, on January 7, 1935 (December 3, 1934, the lunar calendar), our country's famous diplomat Li Shengjiao was born. Li Shengjiao was born in Nanjing City on January 7, 1935. His ancestral home was from Hangzhou City, Zhejiang Province. He was born in Nanjing. In 1937, his family moved to Shanghai and grew up in Shanghai. The character's life In 1940, he entered Xinzha Road Primary School of the Shanghai City Municipal Bureau of Industry. In 1946, he was admitted to Shanghai City West Middle School. During his studies at Shixi Middle School, he not only excelled in academic studies, but also had outstanding football and basketball skills. He has become famous in Shanghai City. In 1952, he was admitted to Nanjing University and studied economic geography at the Department of Geography. During his stay at Nanjing University, he had excellent academic performance, was good at poetry, and his English score was particularly outstanding. In September 1956, he entered the Foreign Affairs Academy and taught in the World Economics Teaching and Research Section. He has deeply participated in border negotiations between China and Myanmar, China and India, China and North Korea, and China and the Soviet Union, as well as major international negotiations such as the United Nations Conference on the Law of the Sea. He is recognized as an expert on international sea law and China's territory and boundary issues. He is one of the main drafters and finalists of the Chinese version of the United Nations Convention on the Law of the Sea. He also participated in the drafting and finalization of the English version, made outstanding contributions to the country's diplomatic cause. He was affirmed and received twice by Premier Zhou Enlai. He died of illness in Beijing on August 6, 2017 at the age of 82.