Since its establishment on June 28, 2012, Zhongtian Photovoltaic Materials Co., Ltd. has achieved remarkable results in the field of photovoltaic materials. The company has a wide range of business scope, covering the research and development, production, and sales of functional films, optical films, solar cell backboards, and other products. In the production process of its products, material quality control is crucial, and carbon black content, as a key parameter of many raw materials, is of great significance for accurate detection.