giving them exactly what they neede

giving them exactly what they needed at the right time, in the right amount.

Results (Chinese) 1:

给他们正是他们需要在正确的时间，以适当的数量。

Results (Chinese) 2:

给他们他们需要什么在正确的时间，在各适量。

Results (Chinese) 3:

给他们正是他们所需要的在正确的时间，在正确的金额。