制作的是工厂管理系统,根据实际的需要，可以建立或添加新的工人的资料，而且把建立三层类结构把雇员的职位分开，建立employee类，然后由employee派生出manager类和worker类，再有worker类派生出oldworker类和ordinary类

根据当月的生产按劳分配并计算工资 -produced by the factory management system, according to the actual needs, we can establish or add new workers, but the establishment of the three-tier structure of categories of employees to separate the posts, the establishment of employee categories. then derived from the employee category manager and worker category, another worker category derived oldworker ordinary category and type of production based on the month the distribution of labor and wages