12--翻译，谢谢啦，有点专业，有点难，辛苦啦

From national public interest litigation system in a comparative analysis of the practice point of view, should play a public interest litigation system in the role of the public interest, it must set the pro bono lawyers, bringing together diverse interests are violated when they enter the proceedings. The protection of vulnerable groups in society, the legitimate rights and interests, the public interest lawyers have shown a clear advantage, establish and improve public interest litigation laws and regulations. This is to enable lawyers to be able to implement the public behavior of one of the most important initiatives.