Dongguan Longwangda Technology Co., Ltd. focuses on the R&D and production of wet heat exchanger filter materials. The product has fast water absorption and good heat preservation effect. It is widely used in medical wet heat exchangers. The company has a large-scale corrugated laminating machine, high-speed Two slitting machines, one ultrasonic die-cutting machine, three segmenting machines, and a complete packaging line, the products are delivered fast, with good quality, and are well received by customers!