Filed under Green Tech Latest Update 2020: Hfcs (Hydrofluorocarbons) Refrigerant Market by Coronavirus (COVID-19 … Published by on October 18, 2020 … Zhengjiang Yonghe Refrigerant, Shandong Yuean Chemical, SRF Ltd, Airgas, Honeywell International, Bluestar Green Technology, SRF Limited, …