Check out Doc 22, 06/2018 (section 15.1) showing Bioamber claiming 100% ownership of Sinoven; https://storage.courtlistener.com/recap/gov.uscourts.deb.173082/gov.uscourts.deb.173082.22.0.pdf Bioamber Case 18-11078, Schedules/Statements filed: Sch A-B, Sch D, Sch E-F, Sch G, Sch H,, Sum of Assets and Liabilities, Decl Concerning Debtors Schs,. Filed by BioAmber Inc.. (Robinson, Colin) (Entered: 06/08/2018) Also checkout Ray Balee linkedin - "Greater Philadelphia Area and Shanghai, China Sinoven Biopolymers Inc. (Acquired by BioAmber Inc.) " - https://www.linkedin.com/in/ray-balee-5480b517 Ray Balee Linkedin