Siam Cement Public : Approval of SCG Packaging Public Company Limited's application for its Initial Public Offering ("IPO") by the Office of the Securities and Exchange Commission of Thailand (the "SEC")

	-Translation-	[Draft for consideration - 21 May 2020]
		Not for distribution in the United States
CSO-S63-111	Date 29 May 2020
To:	President
	The Stock Exchange of Thailand

Subject: Approval of SCG Packaging Public Company Limited's application for its Initial Public Offering

("IPO") by the Office of the Securities and Exchange Commission of Thailand (the "SEC").

According to the announcement of Siam Cement Public Company Limited (the "Company") on 28 October 2019 and 17 December 2019 regarding IPO and the listing of the shares of SCG Packaging Public Company Limited ("SCGP"), a subsidiary of the Company, on the Stock Exchange of Thailand ("SET"), the Company would like to inform you that, on 29 May 2020, SCGP has already obtained SEC approval for its application for IPO.

At the moment, SCGP along with the financial advisor and joint lead underwriters are in the process of assessing the current situation, including macro-economic trends, money markets and equity capital markets, as well as the confidence level of both Thai and international investors. Once the overall situation becomes clearer and more conducive, SCGP will proceed with its IPO and the listing of its shares on the SET. In this regard, the Company will inform any further progress in due course.

For additional details on SCGP's IPO, investors may review SCGP's Registration Statement, which had been submitted to the SEC at www.sec.or.th.

Please be informed accordingly.

Yours faithfully,

The Siam Cement Public Company Limited

-signed by-

(Mr. Roongrote Rangsiyopash)

President & CEO

Distribution of this document and the enclosed Information Memorandum into jurisdictions other than Thailand may be restricted by law. Persons into whose possession these materials should inform themselves of and observe any such restrictions. These materials are not for release, publication or distribution, directly or indirectly, in or into the United States.

These materials are for information purposes only and shall not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale or purchase of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful. The securities referred to herein have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "U.S. Securities Act") or the laws of any state in the United States, and may not be offered or sold within the United States, absent registration or an exemption from the registration requirements of the U.S. Securities Act and applicable state laws. There is no intention to register any portion of the contemplated offering or any securities described herein in the United States or to conduct a public offering of securities in the United States.