Rainbow Display Devices Co., Ltd. (hereinafter referred to as Rainbow Shares) was established in July 1992 and was listed on the Shanghai Stock Exchange in May 1996 (stock code: 600707), with a total share capital of 3.588 billion shares.

Rainbow Co., Ltd.'s main business is the research and development, production and sales of flat panel display devices and their key materials. It is a leading enterprise integrating research and development, design and manufacturing of domestic LCD panels and LCD substrate glass industries, and has international competitiveness. Rainbow has been approved to build my country's National Engineering Laboratory for Flat Panel Display Glass Process Technology. The company's independently developed overflow method electronic glass substrate preparation technology has been listed as an important R&D support project by the Ministry of Science and Technology. The high-resolution display glass substrate production line project has been awarded the National Development and Reform Commission. , Special support for the technological transformation of the electronic information industry of the Ministry of Industry and Information Technology.

The company's LCD panel business, its main products cover 32"-100" ultra-high resolution (4K, 8K), curved surface, narrow frame (borderless), etc., and have advanced Cu, COA, BOA, PSV A, etc. Key new processes and mixed cutting production technology.

The company's LCD substrate glass business has built four substrate glass production bases in Xianyang, Hefei, Zhangjiagang and Chengdu, forming liquid crystal display thicknesses ranging from G5, G6, G7.5, to G8.5+, from 0.4mm to 0.7mm The scale of substrate glass series products is a single domestic enterprise that masters the complete set of equipment, processes, materials, materials and testing technologies for high-generation substrate glass manufacturing. It has become the entire industrial chain of the domestic flat panel display industry "from sand to whole machines" a key link.

In January 2020, the first domestic overflow method 0.5tG8.5+ substrate glass product with independent intellectual property rights was successfully launched at the Rainbow Hefei production base. The product has passed the mainstream panel user certification, achieving stable batch supply, marking Rainbow A solid step towards the industrialization of higher generation substrate glass.

Looking forward, Rainbow Co., Ltd. will take it as its mission to promote the independence, controllability, safety and health of China's flat panel display industry, adhere to the important driving force for leading development, further implement the high-quality development strategy, strive to create a new vision for enterprise development, and strive to become a country and A science and technology demonstration base and industrial innovation highland for the new round of industrial upgrading of the local economy.