KBC Corporation, Ltd. (688598.SS) engages in the research, development, production and sales of advanced carbon-based composite materials and products, serving strategic emerging industries including solar photovoltaics, semiconductors, lithium batteries, hydrogen energy and automobiles; its core offerings encompass single-crystal pulling furnace hot zone products such as crucibles, reflectors, shields, heaters, rings and electrodes, MOCVD disks and single-crystal hot zones for semiconductors, rods and boats for vacuum heat treatment, high-performance carbon paper and gas diffusion layers for hydrogen energy applications, alongside products for carbon ceramics, mechanical wear-resistant seals and high-temperature high-pressure molding. Founded in 2005 and headquartered in Yiyang, Hunan Province, China, the company operates primarily in China with a focus on domestic high-tech manufacturing, maintaining a national postdoctoral research workstation approved in 2024 and recognized as a national-level green factory in 2022, the first-batch "Little Giant" enterprise by China's Ministry of Industry and Information Technology in 2019, and a national intellectual property demonstration enterprise; it listed on the Shanghai Stock Exchange's Sci-Tech Innovation Board in May 2020 as Hunan Province's third such company and the first in civil carbon/carbon composites. Recent developments include active expansion of production capacity under a carbon-based composite material platformization strategy since 2021, breakthroughs in low-cost preparation technologies enabling mass production and replacement of high-purity isostatic graphite, accumulation of 145 authorized patents, leadership in five national industry standards, and participation in high-profile events like CHFE2025 to showcase advancements in high-performance carbon paper and gas diffusion layer materials as of October 2025.