Dual -purpose chair that crouches is sat to combined type

Revea a dual -purpose chair that crouches is sat to combined type here, including a first chair, second chair and third chair. First chair including a first seat support, a first backup pad, a second backup pad, a third backup pad and a backplate, and is equipped with a first opening and a second opening respectively in first backup pad and the second backup pad. The second chair including a second seat support and a fourth backup pad, is worked as it is fashionable that dual -purpose chair that crouches is sat to combined type is received, the second seat support can be closed the inside of first chair by receipts. The third chair contains a third seat support and 1 the 5th backup pad, works as it is fashionable that dual -purpose chair that crouches is sat to combined type is received, the third seat support can be fitted the inside of first chair by receipts. In addition, it is fashionable to be pull open or receive by the linearity as dual -purpose chair that crouches is sat to combined type, and the fourth backup pad of second chair and the 5th backup pad of third chair are the backplates of the first chair of perpendicular to respectively.