KBao is a physical medium provided by Agricultural Bank of China for storing customer certificates and private keys. Its shape is similar to a USB flash drive, also known as USB-KEY. When using, it can be directly plugged into the USB interface of the computer, but the corresponding supporting software must be installed. \x0d\ Note: Due to the negligence of Agricultural Bank of China, the certificate in K-guarantee can be exported on Windows Vista system or Windows 7 system! If you want to export, remember: the original certificate cannot be deleted! After the private key is exported, it can't be written except through the webpage! \ x0d \ KBao certificate uses advanced and reliable security hardware to store certificates. It is impossible to read and copy any key information of the certificate from the outside, which can provide you with the highest level of security. Moreover, KBao is easy to carry around and can be used safely on different machines. I suggest you choose it. \x0d\ KBao certificate download \x0d\ You will receive an online banking password envelope after handling online banking at various business outlets of Agricultural Bank of China. You can download the certificate by self-service according to the seal. \x0d\ KBao certificate renewal \x0d\ At present, the certificate of ABC is valid for 2 years. When the certificate is about to expire, you need to renew it to continue using online banking. At present, ABC provides self-service update and network update. If your certificate has not expired, you can log in to our online bank for self-service update within one month before the expiration, and the validity period of your certificate will be automatically extended for two years after the update (the certificate will be updated one month before the expiration, and the validity period will not be increased). If your certificate has expired, you must go to the outlet to update it. You can check the validity of the certificate by checking the certificate function. \x0d\ KBao certificate reissue \x0d\ If your certificate is accidentally lost, locked or the certificate medium is damaged due to forgetting the certificate password, you need to reissue it at the registration outlet of Agricultural Bank of China. If the original certificate medium is damaged, it needs to be purchased again. \x0d\ Precautions for downloading KBao certificate: \ x0d \ When entering the reference number and authorization code in the envelope and setting the KBao password, enter the KBao password again. Next, you will find the phenomenon of suspended animation on the web page, and you must not mess it up. At this moment, in the process of downloading the certificate to KBao, if it is screwed up, the download of the certificate will be incomplete and fail, and the certificate can only be reissued. \x0d\ At present, the Agricultural Bank of China provides two types of Ktreasure, Huada Ktreasure \x0d\ Tiananxin KTreasure.