BUUU Group closes acquisition of 60% stake in Brightray Science

• BUUU Group closed its acquisition of a 60% stake in Brightray Science on Sept. 15, 2026, making Brightray a consolidated subsidiary.
• Consideration included 2,000,000 Class A shares issued at a fixed price of US$ 20 per share.
• Seller also received a non-negotiable, non-transferable promissory note with an initial face amount of US$ 200 million, settleable only in Class A shares.
• Promissory note installments are tied to Brightray net profit for fiscal years ending June 30, 2027, 2028, 2029, at US$ 20 per share.
• BUUU holds a three-year call option to buy the remaining 40% of Brightray.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. BUUU Group Limited published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001213900-26-100352), on September 16, 2026, and is solely responsible for the information contained therein.