YEAR 1953 Sri Charoen Store was established by Kunanantakul group and Karuchit group

YEAR 1988 Joint Venture with Okamura Corporation to establish Siam Okamura Steel Co., Ltd.

YEAR 1992 Listed on the Stock Exchange Of Thailand (SET)

YEAR 1993 Became a public company

YEAR 1996 Changed the company’s name to Siam Steel International Public Company Limited., Achieved ISO 9001 and continuously accredited up to now, Joint Venture with Okamura Corporation to establish Siam Okamura International Co., Ltd

YEAR 1997 Start to production line Prefabricated building "LUCKY" Hi-Tech Building System

YEAR 1999 Obtained “Green Label” on our products and continuously accredited up to now, Obtained Thailand Trust Mark (TTM) (previously is Thailand’s Brand logo) as a reliable exporter and manufacturer and continuously accredited up to now

YEAR 2006 Obtained SET AWARD For having Best Performance on the consumer products category from the Stock Exchange of Thailand, Achieved ISO 14001:2004and continuously accredited up to now

YEAR 2007 Ranked by Forbes as Asia’s Best Performance

YEAR 2009 Obtained the CSR-DIW, Standard for Corporate Social Responsibility and continuously accredited up to now, Achieved TIS/OHSAS 18001 and continuously accredited up to now

YEAR 2012 Flood Protection System & related products. These products were developed and launched to market. Obtained Thailand Trust Mark (TTM) (previously is Thailand’s Brand logo) as a reliable exporter and manufacturer and continuously accredited up to now. 

YEAR 2014 Carbon Footprint for Organization and continuously accredited up to now. Obtained the Certificate of Green Industry Level 3 (Green System) and continuously accredited up to now

YEAR 2016 Obtained The Investors Choice Award 2016, Established to invest in renewable energy business including solar farm, biomass, waste to energy, wind energy etc.

YEAR 2017 Achieved ISO 50001 Energy Management Systems

YEAR 2018 Obtained The Thailand Top Company Award 2018