Complex sentence: Aside from the development and production of allergy vaccines HAL Allergy started a Contract Manufacturing Organization (CMO) in 2012, named HALIX that is engaged in the production of biotechnological products for preclinical and clinical studies.
Split into simpler sentences: Aside from the development and production of allergy vaccines, HAL Allergy started a Contract Manufacturing Organization (CMO) in 2012, named HALIX. HALIX is engaged in the production of biotechnological products for preclinical and clinical studies.