The company operates subsidiary factories specializing in cabinet folders, ventilation filter assembly molds, injection molding, hardware, and other supporting facilities, with an annual production capacity of 5 million sets of ventilation filter assemblies. Cabinet folders and ventilation filter assembly products are widely used for ventilation, dust prevention, and heat dissipation in automated control devices, electronic power equipment, medical devices, welding machines, packaging and printing equipment, and office automation equipment. They feature high dust filtration efficiency, compact size, maintenance-free operation, and easy installation. Ventilation filter assembly products are sold across the country and in multiple regions and countries, including Southeast Asia, with authorized sales and service agents in major and medium-sized cities nationwide. The production facilities have obtained certifications such as ISO9001, ISO14001, QS9000, and TS14969. Ventilation filter assembly products have passed quality certifications including TUV, VDE, CSA, UL, CE, and CCC.