Shenzhen CSL Vacuum Science and Technology Co., Ltd., together with its subsidiaries, provides components for semiconductor equipment in China and internationally. The company engages in the research, development, production, sale, and technical services of plasma radio frequency power systems, plasma excitation devices, plasma DC power supplies, and accessories, as well as components related to vacuum acquisition and fluid control. Its products are used in the semiconductor, photovoltaic, display panel, precision optics, and other industrial sectors. The company was incorporated in 2013 and is headquartered in Shenzhen, China.