During the period of diplomatic talks with the United States, he visited the United States and visited the Foreign Ministry of China; and during the period of diplomatic talks with the United States, he visited the Foreign Ministry of China; and during the period of diplomatic talks with the United States, he visited the Foreign Ministry of the United States; and during the period of diplomatic talks with the United States, he visited the Foreign Ministry of the United States; and during the period of diplomatic talks with the United States; and during the period of diplomatic talks with the United States; and during the period of diplomatic talks with the United States, he visited the Foreign Ministry of the United States; and during the period of diplomatic talks with the Foreign Ministry of the United States; and during the period of the Foreign Ministry of the United