Tri-ang Toys, founded in 1924 by the Lines Brothers in the UK, became one of the world's largest toy manufacturers. They produced metal, plastic, and wooden toys, including model trains, pedal cars, and dolls' houses. The brand thrived post-WWII but declined in the 1970s due to financial struggles. By 1971, Lines Brothers went bankrupt, and Tri-ang was sold off in parts..