Share dividend is to reinvest the cash dividend in the fund. The advantage of this is that the subscription fee for reinvesting this amount can be exempted, which can be said to be "more suitable" than the usual subscription fund.
Over time, BOC is a wealth management product that mainly invests in the fixed income market. The investment goal is to use investment strategies to ensure the safety and liquidity of assets as much as possible in order to obtain stable income.