There were 233 passengers on the flight, 106 of them foreigners, Chinese authorities said.
About 84 of the 150 passengers who traveled on the Beijing-Chengdu flight had been found and put under quarantine with no apparent symptoms, China Central Television said.
In response to the confirmed swine flu case, Mainland Affairs Council yesterday issued a yellow travel alert, advising travelers to China to exercise caution.
Council Deputy Chairman Liu Te-shun (劉德勳) urged travelers to take precautions both before leaving for China and while there.
Liu said the council had asked the Straits Exchange Foundation to caution Taiwanese businesspeople in China.
ADDITIONAL REPORTING BY KO SHU-LING, DPA AND AFP
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