1. Zhang Yin: Please log in to Zhang Yin APP, click "My → Security Center → Security Tools → KBao Certificate Download and Update" and follow the prompts.
2. official website: Please open the official website of China Agricultural Bank, click "Personal Online Banking Login → Certificate Download" and follow the prompts.
(Answer time: August 27th, 202 1. In case of business changes, please refer to the actual situation. )