At 88 stories , the Jin Mao was the tallest building in China at the time -- and 5th tallest building in the world ( measured by roof height ) .
Han Qizhi was the first person to climb the exterior of the Jin Mao Tower .
At 88 stories , the Jin Mao Tower   was the tallest Jin Mao Tower in China at the time -- and 5th tallest building in the world ( measured by roof height ) .
Han Qizhi was the first person to climb the exterior of the Jin Mao Tower .