Semiconductors are used in integrated circuits, consumer electronics, communication systems, photovoltaic power generation, lighting, high-power power conversion, etc. Diodes, for example, are devices made using semiconductors.

Medical equipment is the most basic element in the work of medical, scientific, teaching, institutional and clinical disciplines, i.e. it includes professional medical equipment as well as household medical equipment.

Scientific research is scientific research. Generally refers to the use of scientific research means and equipment, in order to understand the intrinsic nature of objective things and the laws of motion and a series of activities such as research, experiments, trial production.

Laser packages typically include a series of key components that work together to achieve efficient and stable operation of the laser equipment.

Food packaging can be classified according to its material, type, mode and product level. According to packaging materials, food packaging can be divided into metal, glass, paper, plastic, composite materials, etc.

Automatic production line is a kind of automatic production process that uses mechanical equipment and automation technology to realise the whole process of products from raw materials to finished products. Compared with the traditional manual operation or semi-automatic production line, automatic production line has significant advantages, such as high automation, intelligent control, high efficiency and energy saving as well as stable product quality.