2. Trading index fund ETF needs to open this business first, but ordinary securities accounts are opened by default. If you can't buy it, contact the securities company that opened the account.

3, index fund ETF is a trading open index fund, usually also known as Exchange traded fund (Exchange

trade

Fund (ETF) is an open-end fund with variable fund share, which is listed and traded on the exchange. Funds generally fluctuate with the market trend and are suitable for novice trading.