... of 2008 Olympic Games 4) ISO9001:2000 Stadium seatBlow molding, Tip-up Seating, Aditorium seating, Upholstered seating;Pass through ISO9001:2000 ... mounted;Aluminium-alloy brackets, electrophoresis, phosphorization, static spraying, avoid rust;Tip-up seat, with armrest, with or without cushion;Excellent quality ...