The multi-way independent electronic backup technology originally applied in the electronic locks of Arthur King has basically setteled the world stability problem of electronic locks. It is a unique technology in the lock field and has gained several national and international patents. The products are safe and easy to operate. The multi-drivers function of multi-way independent electronic backup systerm is stable and the after-sales service is fast and careful. What we provide are not only the products with international quality but also a living attitude of advocating oneself and implicite expression of luxury enjoyment.