NEW YORK, Aug. 28, 2013 /PRNewswire/ -- Pomerantz Grossman Hufford Dahlstrom & Gross LLP is investigating claims on behalf of investors of Petrochina Co., Ltd. ("Petrochina" or the "Company")(NYSE: PTR)(CUSIP:71646E100). Such investors are advised to contact Robert S. Willoughby at rswilloughby@pomlaw.com or 888-476-6529, ext. 237.

The investigation concerns whether Petrochina and certain of its officers and/or directors have violated Sections 10(b) and 20(a) of the Securities Exchange Act of 1934.

On August 26, 2013, Petrochina reported that the State-Owned Assets Supervision and Administration Commission (SASAC), which oversees China's state companies, launched an investigation of three senior officials for "severe breaches of discipline." As a result of this investigation, trading in Petrochina shares was halted on August 27, 2013.

The Pomerantz Firm, with offices in New York, Chicago, San Diego and Florida, is acknowledged as one of the premier firms in the areas of corporate, securities, and antitrust class litigation. Founded by the late Abraham L. Pomerantz, known as the dean of the class action bar, the Pomerantz Firm pioneered the field of securities class actions. Today, more than 70 years later, the Pomerantz Firm continues in the tradition he established, fighting for the rights of the victims of securities fraud, breaches of fiduciary duty, and corporate misconduct. The Firm has recovered numerous multimillion-dollar damages awards on behalf of class members. See www.pomerantzlaw.com.

CONTACT:
Robert S. Willoughby
Pomerantz Grossman Hufford Dahlstrom & Gross LLP
rswilloughby@pomlaw.com

SOURCE Pomerantz Grossman Hufford Dahlstrom & Gross LLP