Improvement to initial idea
Sketch of final idea
Description of function of device
Customers guide to using the device
Step 1 : Choose colour for the position of the socket on the wall.
Sep 2 : Use the stylus pen to mark crosses on the floor plan for the placing of the socket.
Step 3 : The contractor will follow the customer's preference to fix the sockets .
Target buyers : Building contractor company.
Cheng Shu Yu Mavis(1) S1-01