CISS and the chips for HP Designjet Z2100 Photo.
Left side: Magenta->Yellow
Right side: Light Magenta->Light Cyan->Photo Black->Light Gray->Matte Black->Cyan.
Contact point: zhoujiang;MSN; zjmfkia@hotmail.com; company web: www.novelly.com, www.sznovelly.com, www.tonerchipvip.com