How Justin Sun built a successful career. Explore key moments that defined the journey.
Justin Sun is a Chinese-born Kittitian crypto billionaire and businessman known for founding TRON, the blockchain platform and its associated Tronix (TRX) cryptocurrency token. He is also behind the USDD stablecoin issued by TRON DAO Reserve. Sun owns Rainberry, the company responsible for the BitTorrent protocol, and oversaw the development of the BTT cryptocurrency token. Additionally, he owns the cryptocurrency exchanges Poloniex and HTX. He served as the Permanent Representative of Grenada to the World Trade Organization (WTO) in Geneva from 2021 to 2023.
In late 2013, Justin Sun joined Ripple Labs as chief representative and adviser.
In September 2017, Justin Sun's company Tron held an initial coin offering (ICO) for the TRX token, raising about $70 million, just before the Chinese government banned ICOs.
In 2017 Justin Sun published his autobiography titled Brave New World.
In June 2018, Justin Sun acquired BitTorrent, Inc. for $140 million. The company developed the BitTorrent protocol. During Sun's leadership as CEO, the BitTorrent network launched its own utility token, BTT.
According to Bloomberg, Justin Sun purchased the cryptocurrency exchange HTX (formerly Huobi) in 2022.
By 2022, Justin Sun's relationship with the Chinese Communist Party (CCP) had begun to warm, after reportedly falling out of favour for leaving to the United States, with an article authored by Sun on blockchain being published on Study Xi, Strong Nation, and Sun was also appointed to a teaching position on blockchain at the Central Party School.
In March 2023, Justin Sun stepped down from his position as Permanent Representative of Grenada to the World Trade Organization. This followed the previous governing party of Grenada, which had appointed him, losing power in the general election the previous year.
In October 2024, Justin Sun was elected as a "Speaker of Congress" and appointed as "Prime Minister" of Liberland, a micronation.
In 2024, Justin Sun invested reportedly at least $75 million in World Liberty Financial, a cryptocurrency company associated with Donald Trump.
In May 2025, Justin Sun attended a private dinner hosted by President Donald Trump at Trump National Golf Club for top investors in the $TRUMP meme coin, having spent over $40 million on the token and placing first on its public leaderboard.
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