With the advent of April full of spring, it is time for the "rainy season in the Qing and Ming Dynasties". In this season of lush vegetation and abundant rainfall, environmental protection and the water and moisture resistance of various environmental protection equipment are particularly important. Suzhou Xinkunyuan Environmental Protection Technology Co., Ltd. focuses on environmental protection technology research and development, especially our cryogenic heat pump sludge drying equipment, which has already been fully approved.