 In the 1970s, China normalized her relations with the United States through Ping Pong Diplomacy, and established diplomatic relations with the United States on January 1, 1979.The normalization finally led to the Chinese Olympic Committee's return to the IOC on October 25, 1979.Just three months later, China participated in the 1980 Winter Olympics at Lake Placid, USA, its first appearance in 28 years since the 1952 Summer Olympics.