| 1 | The legal system of electronic certificate plays an important role in the law of electronic signature. | |
| 2 | The appearance of electronic signature has solved this problem to a certain extent. | |
| 3 | As the rapid development of Internet, the applications of digital signatures are more widespread. | |
| 4 | XIV. On the day of registering in Real Estate Leasing Administration, this contract comes into force upon signatures and seal of both parties. | |
| 5 | Requirements include a design plan stamped by a licensed engineer and a detailed breakdown of all costs. |