Is Guang Zhouta taller or Xiamen Twin Towers taller?

The highest ranked Twin Towers in China is Guangzhou Zhujiang New Town.

The Twin Towers consist of the 440m-high West Tower of Guangzhou International Financial Center and the 530m-high East Tower of Guangzhou Chow Tai Fook Financial Center. The second place is the Gemini Tower in Guiyang Flower and Fruit Garden, which consists of two 406-meter super high-rise buildings. The East Tower is a super Grade A office building, while the West Tower is a hardcover apartment and hotel. Chongqing Raffles Twin Towers ranked third, consisting of two 354-meter-high buildings. Ranked fourth is the Nanjing Youth Olympic Twin Towers, with heights of 249.5m and 314.5m respectively. The north tower is about river view, while the south tower is about hotels and apartments.