Learn what XML is, why it was developed, and how it's shaping the future of electronic commerce.

了解XML是什么，为什么开发它，以及它正在如何影响电子商务的未来。

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Non repudiation is one of the most important premises to achieve electronic commerce while fairness and security are what people have been chasing during electronic transaction.

反拒认是实现电子商务的重要前提之一。公平性、安全性是电子交易中的追求目标。

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Then, what is the electronic commerce?

那么，什么是电子商务呢？

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