The application relates to the field of concrete, and specifically discloses a pumping concrete and a preparation method thereof; the pumping concrete is made of raw materials containing the following parts by weight: 280-400 parts of cement, 50-70 parts of fly ash, mineral powder 80‑100 parts, 585‑680 parts of river sand, 1050‑1110 parts of coated gravel, 140‑155 parts of water, 7‑10.5 parts of admixture, 8‑12 parts of modified composite fiber; the modified composite fiber is composed of bamboo fiber and It is made by mixing polyurethane fibers; its preparation method is: take coated crushed stone, modified composite fiber, and water and mix and stir to make a mixture; weigh cement, fly ash, mineral powder, river sand, The admixture is added to the mixture prepared by S1, and the concrete mixture is prepared after stirring and mixing, pumped and poured into the mold, and the pumped concrete is made after curing; it has the function of making the pumped concrete not easy to block the pipeline during pumping , and has the advantage of higher strength after curing.