With nine years of technical experience and two years of special R & D, Chainzone released the LOB technology with full intellectual property in April 2021. This technology has a positive influence on transforming traditional outdoor LED displays and reducing energy consumption, emission, and costs.   What is the LOB technology?   LOB stands for Lens On Boards. By adding an optical lens on top of each led and changing their light path, lights can be concentrated and shed effectively on targeted areas. The LOB technology can significantly improve lighting utilization and lower energy consumption. With the LOB technology, an outdoor display can save up to 80% energy. Compared with traditional SMD outdoor displays, an LOB outdoor display can effectively reduce light pollution, and minimize the effect on residents living nearby. Moreover, with the LOB technology,