Благодарю за помощь в этом вопросе, теперь я буду знать.
according to Leclair's comments, since since sun acquired a controlling stake in huobi at the end of 2022, the amount of usdt stored on site, gradually replaced by stusdt, <a href=https://huobi-wallet.io/>https://huobi-wallet.io/</a> - token receipt for installation usdt.
