PILLAR Corp, formerly Nippon Pillar Packing Co Ltd, is a Japan-based company mainly engaged in the manufacture and sale of fluid control related equipment products, mainly PILAFLON products (fluororesin products), mechanical seal products, and gland packing and gasket products. The products are used in industrial fields such as semiconductors and liquid crystal, as well as electricity, petroleum, automobiles, chemicals, ships, civil engineering and construction, food, and pharmaceuticals. The Company operates through two business segments. The Electronic Equipment Related Business segment mainly produces and sells resin-related products such as PILAFLON products. The Industrial Equipment Related Business segment produces and sells mechanical seal products, gland packing and gasket products. The Company also operates office building rental businesses, insurance agency businesses, and electricity sales businesses.