In 1979 , the “ Three Noes ” : no contact , no compromise , no negotiation , with the PROC was adopted in response to the ROC 's “ Three Links ” and maintained by president Kuo . However , the hijacking of a Chinese Airline Cargo Plane on May 3 , 1986 , combined with domestic pressure by citizens demanding to reach the mainland , undid the policy . In 1987 , an Open Door policy allowed the ROC Red Cross to issue permits for people from Taiwan to travel to their relatives in the mainland , prompting the start of ongoing civilian exchanges between the ROC and the PRC
hijacking of a Chinese Airline Cargo Plane
China Airlines Flight 334
Conservatism in Taiwan