Arrow Syndicate Public Co. Ltd. engages in manufacturing and selling various conduits in construction, and building, electrical conduits and PPR piping for water treatment systems. The firm's products include liquid tight conduit, waterpipe : hot & coolwater, air duct, corrugated duct (posttensioned duct), reinforced thermosetting resin conduit (RTRC) and equipment for post-tension duct. The company was founded by Lertchai Wongchaiyasit on May 2, 1988 and is headquartered in Chonburi, Thailand.