WHO WE ARE YONGFA which was founded in 1988 owns around 30 years experience of manufacturing designing safes and has passed certificates of ISO9001 ISO14001 CE UL ROHS and 3C As a scientific and technological enterprise we specialize in researching and manufacturing safes such as burglary safe fireproof safe gun safe bank vault door electronic safe mechanical safes etc And be labeled as The Top 10 Brands of China in safe industry WHAT WE DO We have set up our safe research center in developing products lines and has gained more than 200 patents Besides we own precision instrument like 350T hydraulic machines large scale plate shearing machines automatic electrostatic powder coating...