He is the first Chinese pianist to play for the Berlin Philharmonic and Vienna Philharmonic. He joined Google and YouTube in 2008 for the project YouTube Symphony Orchestra. He has performed for dignitaries such as President Barack Obama, Secretary-General of the United States Kofi Annan, Queen Elizabeth II, Prince Charles, Russian Prime Minister Vladimir Putin, and more. He performed during the opening ceremony in Beijing for the 2008 Summer Olympics where up to a billion people saw him play. Lang collaborated with Metallica for the 56th Annual Grammy Awards in 2014. His autobiography was released in 2008. He made Time magazine’s 2009 list of the 100 Most Influential People in the World. He became the Cultural Ambassador to China for the Recording Academy in 2008.