This artical discusses the geographical character of the small
oil2field far away. In order to save the project investment and
running cost , and simplify the technology of water-injection and
washing-well , the paper researches the new technology of the
moving water-injection and washing-well. It can supply satisfying
water-quality and quantity , at the same time it ensures to wash
the wells far away. It provides the good conditions to develop the
small oilfield far away efficiently.