diff --git a/w3/Employee.java b/w3/Employee.java
new file mode 100644
index 0000000..580a0fe
--- /dev/null
+++ b/w3/Employee.java
@@ -0,0 +1,71 @@
+public class Employee{
+    private static String companyName;
+    private String id;
+    private String name;
+    private String department;
+    private double salary;
+
+    public Employee(String id,String name,String department,double salary){
+        this.id=id;
+        this.name=name;
+        this.department=department;
+        this.salary=salary;
+        if(companyName == null){
+            companyName = "公司名";
+        }   
+    }
+
+    public static String getCompanyName(){
+        return companyName;
+    }
+    public static void setCompanyName(String companyName){
+        Employee.companyName = companyName;
+    }
+
+    public String getId(){
+        return id;
+    }
+    public void setId(String id){
+        this.id = id;
+    }
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDepartment() {
+        return department;
+    }
+
+    public void setDepartment(String department) {
+        this.department = department;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setSalary(double salary){
+        if(salary >= 2000){
+            this.salary=salary;
+        } else {
+            System.out.println("低于最低工资标准");
+            this.salary = 2000;
+        }
+    }
+    public void raiseSalary(double percent) {
+        double newSalary = this.salary * (1 + percent / 100);
+        setSalary(newSalary);
+    }
+    public void printInfo() {
+        System.out.println("公司名称：" + companyName);
+        System.out.println("工号：" + id);
+        System.out.println("姓名：" + name);
+        System.out.println("部门：" + department);
+        System.out.println("工资：" + salary);
+        System.out.println("------------------------");
+    }
+}
\ No newline at end of file
diff --git a/w3/test.java b/w3/test.java
new file mode 100644
index 0000000..0feeb9a
--- /dev/null
+++ b/w3/test.java
@@ -0,0 +1,10 @@
+public class test {
+    public static void main(String[] args) {
+        Employee emp1 = new Employee("E001", "张三", "技术部", 8000);
+        Employee emp2 = new Employee("E002", "李四", "市场部", 6000);
+
+        System.out.println("员工信息");
+        emp1.printInfo();
+        emp2.printInfo();
+    }
+}