Changsha Dialine New Material Sci. & Tech, also known as DIALINE, is a high-tech enterprise specializing in the research, production, sales, and services of diamond wires. Established in 2009 and listed on the Shenzhen Stock Exchange in September 2017 (stock code: 300700), DIALINE is the first company in China to master the core technology of diamond wires and engage in large-scale production.

DIALINE is committed to becoming a global leader in comprehensive new energy material services. The company provides professional tools and complete solutions for cutting hard and brittle materials such as monocrystalline silicon, sapphire, integrated circuit chips, window systems, optical lenses, precision ceramics, and magnetic materials. DIALINE's products are widely used in industries such as solar energy, LED, semiconductor, precision optical instruments, and defense industries.

With high production and market share, their products have been exported to countries such as Russia, South Korea, Japan, and Taiwan, serving over 100 well-known photovoltaic and sapphire processing enterprises globally. DIALINE's core values of gratitude, responsibility, innovation, and win-win drive their continuous development, leading the industry progress and creating maximum value for society and customers