Integration of POS in C language

I we are looking for a team of developers who have experience in Hand Held Thermal Printers, POS Machines. We want to develop a software to use such machines as per requirement attached herewith. We will provide SDK of handheld machine. If you have suggestion for specific Handheld Machine then we can purchase that also, plz suggest More details will be provided to Interested bidders ## Deliverables We want to create a POS system using the hand held machines. These are initial details which we discuss with qualified bidders in details.