Public Statement on Guarding Against the Risk of Third-Party Misuse of Our Company Name, Trademark and Domain Name

Recently, our company, 广西南宁优利凯化工有限公司 (registered English name: UNIWIN CHEMICAL CO., LTD; official website: www.uniwinchemical.com; registered trademark: UNIWIN) has discovered that several websites or e-mail domains highly similar to our company name, trademark and domain name have appeared on the Internet, which may easily cause confusion and misunderstanding. Hereby, our company solemnly declares:

1. Our company enjoys the lawful and independent exclusive right to the registered trademark “UNIWIN”; any unauthorized use in writing of trademarks, company names, domain names or e-mail suffixes identical with or similar to “UNIWIN” may constitute an infringement of our intellectual-property rights and other legitimate rights and interests.

2. Up to now, our company has never authorized any third party to use “UNIWIN”, “uniwinchemical”, “uniwinchem” or any similar wording as a company name, domain name or e-mail suffix. If any party uses the aforesaid identifiers without authorization, it has no connection whatsoever with our company, and our company assumes no liability in this regard.

3. Our company has initiated relevant legal proceedings and reserves the right to pursue legal liability against any party suspected of infringement; we will continue to take all necessary measures to safeguard our legitimate rights and interests.

In view of the above, our company earnestly reminds all domestic and overseas customers: – Before entering into any business, please be sure to verify through the contact information listed on our official website “www.uniwinchemical.com”; – Carefully check the counterparty’s company name, registered address, trademark information, domain name and e-mail suffix to ensure that they are completely identical with those of “广西南宁优利凯化工有限公司 (UNIWIN CHEMICAL CO., LTD)”; – If, due to failure to accurately identify the counterparty, you conduct business with any third party that misuses our name, any loss or risk arising therefrom shall be borne by you, and our company will not assume any responsibility.

Our company will continue to maintain close cooperation with law-enforcement and regulatory authorities, crack down on any infringement and unfair competition, and meanwhile call on all customers to heighten vigilance, enhance their ability to distinguish authenticity, and jointly safeguard a fair and honest market environment.

All domestic and overseas customers are strongly urged to exercise caution to avoid unnecessary losses caused by confusion.

UNIWIN CHEMICAL CO., LTD

17 December 2025