Wu Zixu introduced: Beside the stone tablet of "The First Talent Place in Jiangnan", there is a sarcophagus, which is said to be Wu Zixu's tomb. Wu Zixu was a senior official, military strategist and famous official of the Wu State in the late Spring and Autumn Period. He was the builder of Gusu City. Suzhou still has a city gate "Xumen", an ancestral hall and a cemetery to commemorate Wu Zixu, and it has been enshrined in the "Temple of 500 Worthies". The great Chinese calligrapher Mr. Qi Gong also returned the book with the words "The ancient sages are the most virtuous and respect the three concessions, Wu Yuan Xiongtao" The couplet "Tracing Wu Xu" was presented to Suzhou to commemorate Wu Zixu's achievements.