[1] Major projects have included the Chinese Embassy in Washington, D.C.,[2] the Bank of China Head Office in Beijing,[3] the Suzhou Museum, and the Centurion luxury condominium in New York City,[4] among others.

[7][8][b] In 2010, World Policy Journal stated that "Didi and his brother are placing their stamp on many of China's greatest cities – from Macau and Hong Kong to Shanghai, Shenzhen and Beijing.

[2] Other major collaborative projects, also involving their father, included the design of the Bank of China Head Office building in Beijing; the Macau Science Center; and the Suzhou Museum.

[17] Since founding PPA, Sandi Pei led projects including the Industrial and Commercial Bank of China headquarters in Beijing, and The Centurion,[6] the firm's first ground-up building in New York City.

[4] PEI Architects has also undertaken large-scale urban development projects in the U.S., Mexico, China, Indonesia, and Singapore.