|1952||Established in Osaka as the first company to mass-produce aluminum sashes in Japan.|
|1975||Sold off aluminum sash operations. Converted into a manufacturer of consumer goods.
Released the first generation of Heian Tension Rod.
|1976||Awarded the Excellent Inventions Award at the Japan Society for the Advancement of Inventions’ Idea Products Fair.|
|1989||Founder Tatsuji Sasai received the Order of the Sacred Treasure, 5th class, Gold and Silver Rays.|
|1990||Founder Tatsuji Sasai received the Medal of Honor, Dark Blue Ribbon.|
|1995||Released a series of earthquake resistant Heian Tension Rods for furnitures.|
|1996||Yasuo Sasai was inaugurated as the company’s President.|
|2003||Established Hong Kong Heian Co., Ltd.|
|2015.1||Inaugurations: Kayoko Takeuchi as President, Kazuhiro Takeuchi as COO.|
|2016||Released a series of Labrico.|
|2017||Released a series of Draw a Line.
Began selling products in Korea, Taiwan, and Vietnam.
|2018||Began selling products in Singapore and Europe.|
|2019||Began selling products in Hong Kong.|
|2020||Began selling products in China.|