Shares of Bohui Chemical fell 6.38%, while Tongkun Co., Ltd. and Xinfengming declined 5.30% and 5.29%, respectively.

Key Petrochemical Price and Industry Developments

On June 17, reports indicated that Iran has issued a warning, stating it will respond if Israel does not halt its attacks on Lebanon.

Also on June 17, it was reported that an Iranian deputy foreign minister stated the United States has partially lifted its blockade on Iran. U.S. intelligence reports suggest Iran retains the capability to once again close the Strait of Hormuz. An Iranian vice president affirmed Tehran's intention to maintain control over the strategic waterway.

Further reports from June 17 noted that maritime intelligence firm 'Tanker Trackers' stated, based on satellite imagery verification from the 15th, that at least two very large crude carriers belonging to the National Iranian Tanker Company had sailed past the U.S. naval blockade. The two vessels were carrying a combined 3.8 million barrels of Iranian crude oil, marking Iran's first crude exports in nearly two months.

Additionally, data from June 17 showed that as of the week ending June 15, 2026, total petroleum product stocks at Fujairah in the UAE fell to 5.145 million barrels, setting a new historical low. This represents a net weekly decrease of 232,000 barrels, down 4.3% from the previous week.

Corporate Updates from Petrochemical Listed Companies

Bohai Chemical announced on June 17 that its fundraising project for a "New Acrylate and Super Absorbent Resin Materials Project" has seen a key unit reach operational status. The 160,000-ton-per-year acrylic acid plant is now ready for production and commenced operations on June 16, 2026. This project is being implemented by its subsidiary, Tianjin Bohai Petrochemical Co., Ltd.

RenZhi Co., Ltd. provided an update on June 17 regarding a counter-guarantee for a consolidated subsidiary. The company's wholly-owned subsidiary, Guangdong Jiechuang Energy Co., Ltd., required a performance bond for a project. Shenzhen Minxin Hui Financing Guarantee Co., Ltd. had issued a bond of approximately 2.498 million yuan to China Construction Bank on its behalf, originally set to expire on June 20, 2026. As the project remains unfinished, the bond term has been extended by six months to December 20, 2026, with the company's counter-guarantee period also extended accordingly.

*ST ZhunYou announced the resignations of its Chairman and Chief Financial Officer on June 17. The board received written resignation reports from both senior executives. Chairman Lin Jun resigned from his positions as Chairman, Director, and Chairman/Committee Member of the Strategy Development Committee of the 8th Board of Directors due to work reasons and will no longer hold any position within the company or its subsidiaries. CFO Zhang Min resigned from her roles as Director, Member of the Nomination Committee, Vice President, and CFO (Financial Controller) for personal reasons but will continue working at the company.

Maoming ShiHua announced the completion of a by-election for a non-independent director on June 17. Former director Zhu Guangyu resigned on May 12, 2026, from his positions as Director and Member of the Strategy Committee of the 13th Board of Directors. On May 28, the company held its 13th interim meeting of the 13th Board of Directors, which approved the nomination of Mr. Chen Zhi as a non-independent director candidate. On June 17, the 2026 second interim shareholders' meeting approved the election of Mr. Chen Zhi as a non-independent director of the 13th Board of Directors, and he will also serve as a member of the Strategy Committee.

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