Justin Sun, the founder of TRON published a Weibo stating that TRON had completed the Coin Burn when the mainnet started up yesterday.
Based on the address of TRON mainnet blockchain browser, the distribution of TRX has been shown to be 99,000,000,000, which means that the total number of TRX releases has decreased by 1 billion. As regards the Coin Burn, Justin Sun stated:
Although it was distressed to witness the burn of $50 million worth of tokens , TRON Foundation had no turning back for the better development of TRON community.
— Justin Sun (@justinsuntron) June 26, 2018