$蔚來 (NIO.US)$ is that a reverse head and shoulder pattern being formed?

$蔚來 (NIO.US)$ is that a hammer candle for yesterday’s performance? is that a hint for an upwards growth?

Hi, i have bought some stocks with margin previously. can i by depositing the amount i used for margin, return the amount so it becomes as if i purchased the stock with my own cash?
because after i deposited the amount, it seems that when i wanna purchase more stocks, it is still using margin even though i deposited more.
@Moomoo Buddy @Moomoo Lily

嗨，大家好，我是新來的，但我怎麼知道我需要支付多少保證金？
如果我在我的賬戶中存入金額，我會退還保證金嗎？

大家好，有人可以幫助我。為什麼我的總資產與我使用「我擁有的股票總數 * 股票價格/成本」計算的價值不同？
這是正確的方法？

$3倍做多納指ETF-ProShares (TQQQ.US)$
大家好，我是新來的，這是QQQ還是TQQQ，這是不是適合長期持有，因為我讀到TQQQ更適合短期操作，而QQQ則相反