Zhejiang Yonghe Refrigerant Co.Ltd(605020) release performance forecast. It is estimated that the net profit attributable to the shareholders of the listed company will reach 250-300 million yuan in 2021, with a year-on-year increase of 145.61% - 194.73%. Benefiting from the further release of the company's production capacity, strong demand in the downstream market and higher sales prices, the company seized market opportunities and strengthened production and marketing.