China's leading flexible FCCL, high-intensity FPC, COF circuit manufacturer SZDB Electronic Technology Group, in the field of artificially synthesized graphite technology, successfully developed OLED screen graphite, multi-layer composite graphite, foldable flexible graphite and single layer thick graphite High thermal conductivity graphite sheet products. The company's high thermal conductivity graphite sheet is mainly used in major mobile phone manufacturers such as North American Apple, HP, Dell's major customers' mobile phones, notebook computers and domestic Huawei.
SZDB has been cultivating in the field of flexible printed circuit boards for nearly two decades, and then extended to the upstream of the industrial chain and the deep processing of raw materials to improve the company's overall competitiveness.
On the basis of mass production of microelectronic grade PI film in 2017, the company has successively completed "TPI film carbonization technology transformation" and "chemical method electronic grade special polyimide thick film (130μm / 140μm / 150μm / 160μm / 170μm)" For technological breakthroughs and small batch production, the current "TPI film carbonization technology transformation" project has entered a later stage of customer certification.