Yubo International Biotech YBGJ · USD

We are a U.S. holding company primarily operating through our wholly owned subsidiary, Platinum International Biotech Co., Ltd., a company organized under the laws of the Cayman Islands (“Platinum”). Platinum is not a Chinese operating company but a Cayman Islands holding company, which in turn operates in China through its subsidiaries and contractual arrangements with a variable interest entity (“VIE”), Yubo International Biotech (Beijing) Limited, a company organized under the laws of the People’s Republic of China and which is, through contractual arrangements with us, the Chinese operating company (“Yubo Beijing”). None of our Company, Platinum, or Platinum International Biotech (Hong Kong) Limited, a wholly owned subsidiary of Platinum (“Platinum HK”), each as a holding company, conducts any day-to-day business operations in China.

Yubo Beijing conducts the day-to-day business operations of our Company in China through contractual arrangements with our subsidiaries. Yubo Beijing is a VIE based in China and as such, we do not own any equity interest in Yubo Beijing or any of its subsidiaries. Investors in our Class A common stock currently do not hold, and may never hold, any equity interest, directly or indirectly, in Yubo Beijing or any of its subsidiaries. Yubo Beijing is a technology company focused on the research and development and application of endometrial stem cells. Yubo Beijing is committed to building the first public endometrial stem cell repository in the world.

Quoted from its 10-K, filed 31 Mar 2026. Read the filing on SEC.gov ↗