NSIT.NSIT was established in December 2020 with a registered capital of 370 million yuan. Located in Jiading District, Shanghai, it is a high-tech enterprise specializing in the R&D, production, and sales of substrates for hetero-integrated materials. The company's product portfolio includes lithium niobate and lithium tantalate single-crystal thin-film wafers based on various substrates such as silicon, quartz, silicon carbide, and sapphire, catering to diverse application needs including optical communications and RF filtering. Beyond standardized products, NSIT offers customized solutions tailored to client requirements—including film thickness and doping types—supplemented by critical processing services. The company is committed to providing advanced heterogeneous material technology support for the R&D and mass production of high-performance RF chips, photonic chips, and memory chips.