The development of performance pay system has experienced the post-rank salary system structural wage system technical grade wage system and job performance wage .

绩效工资制度的发展经历了职务等级工资制、结构 工资制、技术 等级工资制和岗位绩效工资制。

Minimum wage system protects the low - grade laborers ' benefit .

最低 工资制度保护的是 低端劳动力的利益。