Abstract: A folding stool includes a pair of table surface sections, a pair of leg sections, and a pivot member. The pair of table surface sections is connected to each other by the pivot member, and the pair of leg sections supports the pair of table surface sections. Each leg section includes a bottom and a top, and the top resists against the table surface section. The folding stool is made of aluminum and magnesium alloy, further includes a plurality of first connecting members and a plurality of second connecting members. Each table surface section includes a first connecting hole and a second connecting hole, and each leg section includes a third connecting hole and a fourth connecting hole. The first connecting member is connected between first connecting hole and the third connecting hole, and the second connecting member is connected between second connecting hole and the fourth connecting hole.