The Pacific Structural Steel Conference (PSSC) has been successfully held for eleven consecutive sessions since founded in 1986. The inaugural conference was organized by the New Zealand Heavy Engineering Research Association. Since then, the PSSC has been held every three years. The 2^nd PSSC was held in Australia in 1989; the 3^rd one was in Japan in 1992; the 4^th PSSC and the next session were held in Singapore and Korea. After the PSSC2004 in America, the 8^th PSSC returned to its land of origin in 2007. China Steel Construction Society (CSCS) organized the 6^th and 9^th conferences in Beijing in 2001 and 2010 respectively, and the 11^th meeting in Shanghai. In 2013, the Singapore Steel Structure Association hosted the 10^th conference. The 13^th PSSC was decided to be held in China through the 12^th meeting of PCSSA (Pacific Council of Structural Steel Association) in Japan in 2019.