historic breakthrough meaning in Chinese

历史性突破

Villager self - government is a historic breakthrough in chinese village self - government
村民自治是对中国乡村自治的历史性突破
The purchase order of the group in august saw a historic breakthrough with an amount of rmb one billion yuan , which has laid a solid foundation for the goal of a 10 - billion - yuan sales order next year
该集团8月份订单历史性的突破10亿元大关，为明年实现销售100亿元订单目标奠定了坚实的基础。