Nantong Hengjia Environmental Protection Technology Co., Ltd. (an "High-Tech Enterprise" recognized) was established in 2004 and is a manufacturer of air purifier and fresh air system filter meshes. The company primarily produces air purifier HEPA filters, VOC removal filters, formaldehyde/ozon removal filters, formaldehyde platinum catalysts, odor removal activated carbon filters, as well as HVAC filters for fresh air systems. It serves as a filter supplier for numerous air purifier and air conditioning manufacturers in the North American, European, and domestic markets.

The company is located on Bin Gang Avenue, Haimen City, Jiangsu Province, just 120 kilometers away from Shanghai, with convenient transportation. The company boasts strong technological strength, having introduced detection equipment from both domestic and international sources. It strictly supervises quality at each stage of incoming materials, production, and finished goods, striving to ensure that all filters meet the quality requirements of our clients. The company has passed ISO9001:2015 and ISO14001:2015 certifications.ISO45001:2018Quality System Certification. Currently equipped with filter paper efficiency and resistance testing systems, mesh efficiency and resistance testing systems, noise testing laboratory, formaldehyde and VOC removal efficiency testing chambers (30-cubic standard chamber), CCM 3-cubic standard testing chamber, activated carbon CTC testing platform, formaldehyde catalyst penetration detection platform, CADR testing room.

Our company can design filter meshes based on the customer-provided drawings, samples, or specific parameter requirements, and we aim to adjust and optimize the filter design through subsequent test data, hoping to provide a satisfactory filtration solution to our clients.