Service tax reverse charge

our client is works contract service provider(proprietor); provides service to company; company paying 50% service tax by deducting our income; and again our client paying remaining 50% from his own pocket. so it looks like our client paying full100% service tax from his own pocket.according to my knowledge 50% st company has to pay from his own pocket & balance 50% should be given to the service provider. i want help whether the company(service receiver) is doing right accounting