<p>A blind curtain with two tracks comprises multiple slat assemblies (1) and two tracks (2), wherein the slat assembly (1) comprises a slat (13). Each slat assembly (1) is connected with two sliding box assemblies (5) which are connected to one of the two tracks (2), respectively. Both of the two sliding box assemblies (5) are rotatable relative to the slat (13), and at least one sliding box assembly (5) is slidable relative to the slat (13).</p>