SECURITIES AND EXCHANGE COMMISSION

Washington D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2018

Commission File Number: 1-12158

Sinopec Shanghai Petrochemical Company Limited

(Translation of registrant’s name into English)

No. 48 Jinyi Road, Jinshan District, Shanghai, 200540

The People’s Republic of China

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F  ☒            Form 40-F  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

EXHIBITS

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Exhibit 99.1

(A joint stock limited company incorporated in the People’s Republic of China)

(Stock Code: 00338)

Date of Meeting of the Board of Directors

This announcement is made pursuant to Rule 13.43 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited.

The board of directors (the “Board”) of Sinopec Shanghai Petrochemical Company Limited (the “Company”, and its subsidiaries, the “Group”) announces that a meeting of the Board of the Company will be held on Thursday, 25 October 2018 for the purposes of considering and approving the third quarterly results of the Group for the nine months ended 30 September 2018 prepared in accordance with the China Accounting Standards for Business Enterprises for publication and transacting any other business.

Shanghai, the PRC, 10 October 2018