For security handcuffs, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our security handcuffs has been well received by many customers and enjoyed a good reputation in many countries. China Xinxing Shanghai Import and Export Co., Ltd. security handcuffs have characteristic design & practical performance & competitive price, for more information on the security handcuffs, please feel free to contact us.