Notice on Guarding Against Counterfeit Websites and Preventing Scams

Dear Customers,

Recently, certain unauthorized individuals have set up fake or counterfeit versions of our company's official website, using our company's name to disseminate false information, engage in business negotiations, and collect payments. Such actions have seriously infringed upon our company's legitimate rights and interests, as well as the property safety of our customers. To effectively protect your lawful rights and interests and to prevent unnecessary financial losses, we hereby solemnly inform you as follows:

I. Facts of Infringement and Risk Warning

The fraudulent websites closely imitate our official website in terms of domain names, ICP filing numbers, page designs, and logos, which can easily lead to customer confusion. Such conduct is suspected of violating the Anti-Unfair Competition Law of the People's Republic of China, the Trademark Law of the People's Republic of China, and other relevant laws and regulations, constituting unfair competition and infringement.

II. Verification through Official Channels

To ensure transaction security, our company's sole official information release and business handling channels are as follows:

· Official Customer Service Hotline: 400-960-0309

· Official Website: en.whchem.com

· Official Social Media: Wanhua Chemical

LinkedIn - [https://www.linkedin.com/company/wanhuachemicalgroup/]

YouTube - [https://youtube.com/@wanhuachemical?si=_MCkFaYga5qLjg6W]

Facebook - [https://facebook.com/qr?id=61585196069509]

Special Note: Any information, links, or contact details not provided through the above official channels may be false. Please remain vigilant.

III. Recommended Precautionary Measures for Customers

1. Verify Domain Authenticity: When visiting the website, carefully check the domain name spelling. Do not click on links from unknown sources. Identified fake or counterfeit websites include:

Fake Website 1: www.wanhuachem.con

Fake Website 2: www.whchemsd.com

2. Avoid Unfamiliar Transfers: Our company will never request customers to make transfers or payments through non-official channels.

3. Cross-Verify Through Multiple Channels: If you have any doubts about cooperation information, be sure to verify through our official customer service hotline.

4. Preserve Evidence and Report to Authorities: If you unfortunately fall victim to a scam or discover a fraudulent website, immediately preserve relevant evidence such as screenshots and chat records, and contact our company for assistance.

If you discover any suspected counterfeit website or activity, or need to verify business information, please contact us promptly through our official channels. Thank you for your continued trust and support. We will persistently strengthen our cybersecurity management and work together with you to resist online infringement and fraud.

Sincerely,

Wanhua Chemical Group Co., Ltd.

April 7, 2026