A red book titled 'The Art of Electronics' lies on a wooden desk with a pair of earphones placed on top. The background includes a green bottle, a stack of other books or files, and some electronics equipment.
A close-up view of electric components and infrastructure, possibly on a railway vehicle or tram. Two large metallic rods with electrical insulators extend upward, connected to a frame attached to the vehicle. The surface has text in both Chinese and English, indicating 'World Design Cities Conference.' The background is dark with a blend of foliage and wires.
A complex network of electrical infrastructure composed of metal towers, transformers, wires, and high voltage equipment, set against a partially cloudy sky. The landscape includes green vegetation in the background and gravel areas around the structures.