How to make a strong backhand?

to create a strong backhand, you can use wood or tennis skuasy in swing forward and backward compatibility and ability to follow each.
In addition, you also suggested the use of dum bell practice as a tool to strengthen the wrist support finger. With this power, he will facilitate the exercise stroke using skuasy or tennis racket.
This exercise should diamalkan hayunan at least once a day. He is not supposed to be done in the badminton arena sake only but should be done everywhere sake only included in your booth.