Valqua, Ltd. designs, manufactures, processes, and sells fiber, fluorocarbon resin, rubber, and other materials in Japan and internationally. It operates through the Seal Products, High Performance Plastics Products, and Silicon Wafer Reclaim and Other segments. The company offers seal products, resin products, heat insulation materials, piping products, and lined devices/equipment, serving industries such as industrial equipment, chemical, machinery, energy, communication equipment, semiconductor, automobile, and aerospace. Formerly known as Nippon Valqua Industries, it changed its name to Valqua, Ltd. in October 2018. Founded in 1927, it is headquartered in Tokyo, Japan.