Answered by Lisa from Canada | Nov. 19, 2013 20:19
Positive points:
1. It unified whole China to first achieve the centralism and established the original feudal autocracy centralized system.
2. Qin Shi Huang standardized weights and measures as well as the written character, making the Qinzhuan the standard font to promote the development of the society.
3. During that time, the Great Wall of China was started to officially built (Qin Shi Huang also ordered to connect the sections constructed in the former states. )
Negative points:
1. Qin's tyrannical rule makes it only live for 15 years;
2. The tax was very high and the punishment to the prisoners was severe then, which aroused that the farmers rose up to overthrow the dynasty.
This is just for your reference!