The main demand for the purchase of fund to increase earnings.

活期存款主要用于购买基金,以增大收益.

Although it would be practically possible to increase earnings or lower expenses in a definitive stage, I'm afraid this could backfire.

虽然实际上可能会增加在最终阶段的收入或降低成本，恐怕这可能会适得其反。