Why is there a charge of ₹10 levied while transferring money through net banking to the 5paisa trading account?

Why is there a charge of ₹10 levied while transferring money through net banking to the 5paisa trading account?

When funds are added to your 5paisa trading account using net-banking, the payment gateway charge of ₹10 per transaction is levied. This amount is always charged irrespective of the amount transferred to your trading account.
But to avoid such charges, you can transferred funds using UPI or IMPS.