- Business
- TDG Holding Co., Ltd. (600330.SS) engages in the research, development, manufacture, and sale of electronic materials, digital devices, and smart equipment, operating through Electronic Materials Manufacturing, Special Equipment Manufacturing and Installation, and Others segments in China and internationally. Founded in 1984 and headquartered in Haining City, Zhejiang Province, China, the company offers core electronic materials including ferrite sheets for NFC antennas; soft ferrite cores for wireless chargers and LED power supplies; soft magnetic cores for automotive electronics, EV wireless charging products, and new energy applications; cores for EMI suppression and consumer electronics; stress-insensitive, high bias, low core loss, EMI-suppression, and thermal shock resistance NiZn ferrites; metal powder cores; sapphire crystal products; and piezo-electric crystal materials; as well as high-frequency magnetic components and modules, microwave components and modules, molding choke inductors, electronic manufacturing services, powder materials equipment, and crystal material growth and process equipment. Its business spans the upstream and downstream electronic information materials industry chain, serving sectors such as automotive, consumer electronics, new energy, and telecommunications with facilities including electronic materials bases, a pan-semiconductor industrial park, crystal material bases, and intelligent equipment cores. Recent developments include the 2022 certification of its 6-inch lithium niobate wafers for surface acoustic wave devices as China's first set; completion of phase one for the TDG Pan-Semiconductor Industrial Base and approval for a national technical standards innovation base in new magnetic and optoelectronic information materials in 2021; exhibition of its first 8-inch lithium niobate double-throw wafer at SEMICON/FPD China 2020; and launch of China's first smart production line for soft magnetic materials in 2019.