The invention discloses a method for manufacturing hip-shaping female jeans with adjustable waistline size, which comprises the following steps of: drawing a front trouser piece net template, a front cushion pocket cloth net template, a front inner pocket cloth net template, a front surface pocket net template, a rear trouser piece net template, a rear net template hip yoke and a net template pocket according to the number and the type, wherein the numberrepresents the human body height, and the shape represents the human body waistline. According to the manufacturing method, the plumpness of the buttocks is shaped through reinforced sewing of the buttock shaping bag, the sewing process is simplified through the waistband process, and the method has the advantages of shaping the female jeans, restraining the body, simplifying the process, being easy to operate and the like and is worthy of popularization.