Zhejiang Happy Family Doors Ltd., established in 1983, is one of the most professional manufacturers of security doors in China. Over decades of development, Southnorth at present, covers an area of more than 40000 square meters, employs over 800 staffs, which includes 9 senior engineers and 50 mid-level technicians.Southnorth possesses scientific management, a technical development team, advanced testing facilities and state of the art production equipment. Xinghui security door is rewarded for its good reputation on security, reliability, aesthetics and high quality in China.During the development and application of the advanced technology, natural protection and resource saving are always considered by ***** Southnorths main thrust is to transform metal into an artistic door. It makes every family secured and also increase their social status. Welcome to Zhejiang Yongkang Southnorth Doors ***** Let us create a brilliant future together!