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A rack frame assembly includes a first frame pole, a second frame pole, a linking member, linking post, and a support pole. A first frame pole includes a first support wall and a first through hole. The second frame pole includes a second support wall. The second frame pole is assembled with the fir

A rack frame assembly includes a first frame pole, a second frame pole, a linking member, linking post, and a support pole. A first frame pole includes a first support wall and a first through hole. The second frame pole includes a second support wall. The second frame pole is assembled with the first frame pole with the first support wall and the second support wall located on the same plane. The linking member is located on the first support wall and the second support wall. The linking member includes a second through hole in alignment with the first through hole, and an insert portion. The linking post is located in the first through hole and the second through hole to secure the linking member to the first frame pole. The support pole includes an insert hole with the insert portion located therein.

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1. A rack frame assembly, comprising: a first frame pole comprising a first top wall and a first support wall, the first top wall and the first support wall are separated from each other and parallel to each other, the first top wall is located above the first support wall, and the first frame pole

1. A rack frame assembly, comprising: a first frame pole comprising a first top wall and a first support wall, the first top wall and the first support wall are separated from each other and parallel to each other, the first top wall is located above the first support wall, and the first frame pole defines a first through hole, which is located below the first support wall; and the first top wall defines a first cutout, the first supporting wall defines a second cutout; and the first cutout and the second cutout are aligned with the first through hole to expose the first through hole;a second frame pole comprising a second top wall and a second support wall, the second top wall defines a third cutout, the second frame pole is perpendicularly connected to the first frame pole, and the first support wall and the second support wall are located in a first plane, the first top wall and the second top wall are located in a second plane which is located above the first plane;a linking member comprising a base and an insert portion connected to the base, the base defines a second through hole, the first support wall and the second support wall support the base thereon, the second through hole is aligned with the first through hole through the second cutout, the insert portion is received in the first cutout and the third cutout;a linking post is located in the first through hole, the second cutout, and the second through hole to secure the linking member between the first frame pole and the second frame pole; anda support pole comprising an insert hole, and the support pole is located in the first cutout and the third cutout to have the insert portion inserted in the insert hole. 2. The rack frame assembly of claim 1, further comprising a bent piece, wherein the bent piece is mounted to a junction portion of the first frame pole and the second frame pole. 3. The rack frame assembly of claim 1, wherein the first frame pole comprises a first bottom wall that is parallel to the first support wall, the first bottom wall is located below the first support wall, and the first through hole is defined in the first bottom wall. 4. The rack frame assembly of claim 1, wherein a diameter of the first through hole is larger than that of the second through hole. 5. The rack frame assembly of claim 4, wherein the linking post comprises a first post portion and a second post portion, a diameter of the first post portion is substantially equal to that of the first through hole, and a diameter of the second post portion is substantially equal to that of the second through hole. 6. The rack frame assembly of claim 5, wherein the linking, post further comprises a head that is connected to the first post portion, the head is secured to the first frame pole. 7. The rack frame assembly of claim 1, wherein the insert portion and the insert hole are “L”-shaped. 8. A rack frame assembly comprising: a first frame pole comprising a first top wall, a first support wall, and a first bottom wall; the first top wall, the first support wall, and the first bottom wall are separated from each other and parallel to each other, the first support wall is located between the first top wall and the first bottom wall, the first bottom wall defines a first through hole, the first top wall defines a first cutout, the first support wall defines a second cutout; the first cutout and the second cutout are aligned with the first through hole to expose the first through hole,a second frame pole comprising a second top wall and a second support wall, the second top wall defines a third cutout, the second frame pole is perpendicularly connected to the first frame pole, the first support wall and the second support wall are located in a first plane, the first top wall and the second top wall are located in a second plane which is located above the first plane;a linking member comprising a base and an insert portion connected to the base, the base defines a second through hole, the first support wall and the second support wall support the base thereon, the second through hole is aligned with the first through hole through the second cutout, the insert portion is received in the first cutout and the third cutout;a linking post is inserted in the first through hole, the second cutout, and the second through hole to secure the linking member between the first frame pole and the second frame pole; anda support pole defines an insert hole, the support pole is located in the first cutout and the third cutout to have the insert portion inserted in the insert hole. 9. The rack frame assembly of claim 8, further comprising a bent piece, wherein the bent piece is mounted to a junction portion of the first frame pole and the second frame pole. 10. The rack frame assembly of claim 8, wherein a diameter of the first through hole is larger than that of the second through hole. 11. The rack frame assembly of claim 10, wherein the linking post comprises a first post portion and a second post portion, a diameter of the first post portion is substantially equal to that of the first through hole, and a diameter of the second post portion is substantially equal to that of the second through hole. 12. The rack frame assembly of claim 11, wherein the linking post further comprises a head that is connected to the first post portion, the head is secured to the first frame pole. 13. The rack frame assembly of claim 8, wherein the insert portion and the insert hole are “L”-shaped.