Mechanical design is to design parts, components, products, or systems of mechanical nature. For example, all plumbing component like waste and supply piping, water closet, wash basins, bathtubs etc. Other mechanical component may include air conditioner (AC) piping and installation, fire alarm system installation etc.
Electrical design is the process of planning and designing an electrical system for a construction project. This involves the layout and design of all electrical components like wiring, fixtures, and equipment. Examples includes light switches, sockets, CCTV camera, sound system, intercom and smart home system installations.
