Valqua Ltd. engages in the manufacture and sale of fiber and fluorocarbon resin. It operates through the following segments: Seal Products, Functional Resin and Silicon Wafer Recycling. The Seal Products segment produces seal products for plant equipment, elastomer, and automobile parts. The Functional Resin segment offers plastic products centering on fluorine resin products. The Silicon Wafer Recycling segment manufactures and sells other products, mainly for silicon wafer recycling, LED lighting, and power generation businesses. The company was founded on January 21, 1927 and is headquartered in Tokyo, Japan.