Design, create and programming the device

Buy offer Details

Dear manufacturers, Good day!
Im looking for the manufacturer of devices who can design and make device, programme it and in the future to provide technical and program support under the contract. ?an you help me to create this device?
The main requirements to the device :
1) compact size
2) Possibility of Remote Control (Wi-Fi or GSM)
3) The availability of GPS
Purpose and main functions :
Accept commands from a remote user and perform specific actions (sound, mechanical or performe environment/Health Analysis)
Have a wonderful day!