The following are the top ten brands of fire doors in 20 12: 1 Pan Pan/jingjing (well-known trademarks in China, top ten brands of fire doors, well-known trademarks in China, and Pan Pan Anzhu Co., Ltd. in Yingkou, Liaoning) 2 Saiyin General (well-known brands in the industry, top ten brands of fire doors and Zhejiang Saiyin General Door Co., Ltd.) 3 Jinyida (top ten brands of fire doors in China). Zhejiang Jinyida Industrial Co., Ltd.) 4 Buyang (China well-known trademark, China famous brand, top ten brands of fire doors, Zhejiang Yongkang, China Buyang Group) 5 Zhucheng (China well-known trademark, top ten brands of fire doors, Changchun Zhucheng Group Co., Ltd.) 6 Feiyun (China well-known trademark, China famous trademark, Harbin top ten brands of fire doors, Harbin Feiyun Industrial Co., Ltd.) 7 Tangmen (a well-known participant in the formulation of national fire door standards) Zhejiang Tangmen Metal Structure Co., Ltd.) 8 Guo Tai Guotai (Nanjing Famous Enterprise, Nanjing Guotai Fire Equipment Manufacturing Group Co., Ltd.) 9 Jinda (China Famous Trademark, Zhejiang Famous Trademark, Listed Enterprise, Large Enterprise Group, Zhejiang Jinda Door Industry Co., Ltd.) 10 Spring (China Famous Trademark).