A slide structure of an electronic device and configured to effect a relative sliding movement between a first structure and a second structure of the electronic device, comprising: a first cover configured to be disposed between the first structure and the second structure and fitted together with the first structure; a second cover configured to be disposed between the first structure and the second structure and fitted together with the second structure; a fixed member fixed to the second cover on a surface thereof facing the first cover and forming a first receiving space (323A, 323B) with the surface of the second cover, the first receiving space extending in a sliding direction in which the first cover and the second cover slide relative to each other; and a fitting member comprising a cover portion (325A, 325B) that extends in the sliding direction, with one part of the cover portion extending into the first receiving space and the other part of the cover portion fixed to the first cover on a surface thereof facing the second cover, so that the fixed member is slidable in a second receiving space formed between the cover portion and the surface of the first cover; wherein the fixed member comprises two side edges parallel to the sliding direction; the first receiving space is formed between each of the side edges of the fixed member and the surface of the second cover, respectively; the fitting member comprises two cover portions mating with the two side edges; and characterised in that the fitting member further comprises a connection portion, and two ends of the connection portion are respectively connected with the two cover portions to form a U-shaped or H-shaped structure. a first cover configured to be disposed between the first structure and the second structure and fitted together with the first structure; a second cover configured to be disposed between the first structure and the second structure and fitted together with the second structure; a fixed member fixed to the second cover on a surface thereof facing the first cover and forming a first receiving space (323A, 323B) with the surface of the second cover, the first receiving space extending in a sliding direction in which the first cover and the second cover slide relative to each other; and a fitting member comprising a cover portion (325A, 325B) that extends in the sliding direction, with one part of the cover portion extending into the first receiving space and the other part of the cover portion fixed to the first cover on a surface thereof facing the second cover, so that the fixed member is slidable in a second receiving space formed between the cover portion and the surface of the first cover; wherein the fixed member comprises two side edges parallel to the sliding direction; the first receiving space is formed between each of the side edges of the fixed member and the surface of the second cover, respectively; the fitting member comprises two cover portions mating with the two side edges; and characterised in that the fitting member further comprises a connection portion, and two ends of the connection portion are respectively connected with the two cover portions to form a U-shaped or H-shaped structure.