Zhejiang Industry and Trade Fordyce teaches you how to identify the quality of a security door, checking locks security level: when buying wholesale theft stainless steel doors, necessarily require businesses to produce anti-theft door locks used by security level certificate security steel door price, see whether The public security departments detection of qualified theft locks for security steel door manufacturer wholesale level selection based on safety door locks. 2. Check security door locks at: plate thickness should be more than 3mm in place to protect the lock. Zhejiang Industry and Trade Fordyce for everyone to popularize the principle of a fire door access control system, to be controlled entrance, install a power locking devices and sensors (such as: electronic PIN pad, card reader, fingerprint reader, etc.) to control the electrical controlled door; 2, authorized personnel holding a valid card, or password, and your fingerprint, you can open the electronically controlled doors; stainless steel security door manufacturers, wholesale, factory direct supply Fordyce Trade and Industry, Liaoning, stainless steel security door by Zhejiang Industry and Trade Fordyce Limited. Zhejiang Fordyce Ltd. (www.cngusite.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!