Dec 1997 The first Business name is Samchai Holding Public Company is distributor Steel pipe was estab-lished registered capital 10,000,000 baht. An office to Phuchaosamingpri Rd., A. Prapadang, Samutprakan

Oct 1998  Increase the registered capital to baht 400,000,000.

Aug 2000 The Company Explain it Business to Steel Pipe Manufacture is T. Khokkham, Amphur Muang, Samutsakorn.

Sep 2002 The company has implemented the quality management system ISO 9001:2000 and Certified by TUV Rheiland (Thailand)

Dec 2002 Rename company ” Samchai Steel Industries Public “

Aug 2003 To buy land,Building and Machainery is 148 ace from FTS Product Company .

Mar 2004 Increase he registered capital from baht 400,000,000 to baht 500,000,000. and to change par value of common share from baht 100 to baht 5. And increase the registeres capited to 110 millon common and to change its status to Public Company Limited.

Sep 2004 The company registered as public company is leading steel pipes manufacturer in Thailand.

May 2005 The company passed the resolution to merge with inter Steel Industry Co.,Ltd By receiving the tranfered business. And increase the registeres capited to 60 millon common. Tha company has capital registered 850 millon baht. And the company have factory is 1 at A.praphadeang,Samutprakan.

Sep 2005 The company is manufacture large steel that range from 18″ . The latest technology from Japan called Flexible Forming (FFX) and Roll Box. As a resull,the steel pipes manufactured by Samchai Steel are guaranteed at their highest quality.

Jul 2006 Samchai Steel Industries is able to come up with the capacity of 96,000 tons per year.

Jan 2007 The Extraordinary General Meeting of Shareholders No. 1/2007 has resolved to change par value of common share from Baht 5 to Baht 1 each

Jun 2007 The Extraordinary General Meeting of Shareholders No. 2/2008 has resolved to increase the registered capital from Baht 850,000,000 to Baht 1,062,500,000 by issuing 212,500,000 new ordinary shares at par value Baht 1.00, in proportion of 4 shares to 1 , exercise price Baht 1.00 per sahre.

Jul 2008 The Company has implemented the quality managements system ISO 9001:2000 by SGS united Kingdom public

Sep 2008 The Extraordinary General Meeting of Sharehoders No.1/2008 has resolved to Approve the increase of the Company’s registered capital from Baht 1,062,500,000 to Baht 1,085,670,000 to reserve for the exercise of  warrant allotted to directors, managment

Jul 2009 Samchai Steel Industries Public Company Limited was the first steel pipe producer in Thailand to receive the CE Mark, certifying that our products have met the EU consumer safety, health or environmental requirements.