Ten, what is the electronic seal?
什么是电子印章？
Eleven, under what circumstances can use electronic seal, under what circumstances?
什么情况下可以使用电子印章，什么情况下不行？
Based on our systemic model of information security, we design an electronic seal system.
基于我们提出的信息安全模型，设计了电子印章系统。
Based on our systemic model of information security, we design an electronic seal system.
基于我们提出的信息安全模型，设计了电子印章系统。
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