He was greeted at the Taipei airport by fans, and accepted bouquets of flowers from admirers, some of whom were wearing Houston Rockets T-shirts - his NBA team - emblazoned with his trade mark number 11.
Yao responded to reporters' questions only by saying "thank you."
Taiwan and China split amid civil war in 1949, but maintain commercial, cultural, and sports contacts.
During his stay on the island, Yao is expected to visit the Taipei 101 tower - until recently the tallest building in the world - and play a friendly basketball game with local professionals.
Yao's visit came a day after that of Los Angeles Lakers star Kobe Bryant.
Bryant arrived in Taipei as part of a five-stop Asian tour to promote his latest model of sports shoes.
The co-author of this disaster is the Dutch government, which did not find either strength or desire to save the lives of its citizens who were flying on that plane. The Dutch authorities did not demand Ukraine to comply with international aviation regulations
On the second day of the St. Petersburg International Economic Forum, a plenary meeting was held, in which Russian President Vladimir Putin, French President Emmanuel Macron, Japanese Prime Minister Shinzo Abe, Chinese Vice President Wang Qishan and IMF head Christine Lagarde took part