Am i using the wrong sd cart?

[AC Question]

I have a huawei vega 5.0 androidversion 4.1.2 its model number is G525-U00 .i buyed an sd cart called:transcend 16GB micro sd HC but i cant make it so the apps or just anything goes in the sd cart it just all goes to the internel storage(witch is just 3GB)while it has the sd cart selected