The invention discloses a square connection gridding single-layer arch-shaped net shell roof structure. A plurality of groups of box-shaped double curved arches in two different directions are connected crossly so as to form a net shape. The square connection gridding single-layer arch-shaped net shell roof structure is characterized by being formed by assembling an X-shaped joint (1), a Y-shapedjoint (2) and a box-shaped inclined rod (3). The invention also discloses a manufacturing method for the square connection gridding single-layer arch-shaped net shell roof structure. The square connecting gridding single-layer arch-shaped net shell is convenient to process under the premise of guaranteeing the structure requirement.