BARCELONA, Spain--(BUSINESS WIRE)--Almirall, S.A. (ALM), a global biopharmaceutical company dedicated to medical dermatology based in Barcelona, today announced a collaboration and licensing agreement with Shenzhen CrystalO Biopharma Technology Co., Ltd. ("CrystalO") to jointly initiate an R&D collaboration for drug discovery in medical dermatology. The collaboration will combine CrystalO's scientific expertise in ion channels with Almirall's experience in medical dermatology research and c