Years of solid development has made Shenzhen Hongfa Automatic Door Co, Ltd. a reputable company. We are one of the major manufacturers and suppliers of cold storage doors in China market. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and cold storage doors is one of them. The tests for Hongfa automatic door cover different aspects. These tests are tear strength testing, electrical properties testing, cut resistance testing, and heat and fire protection testing. Its curtain is available in various colors. Hongfa Automatic Door Company gives technical assurance and first-class quality. The product features seal performance and air tightness.
The path of exploring the development guides Hongfa to make more achievements. Contact us!