diff --git a/src/main/java/net/alawn/bill/controller/BillController.java b/src/main/java/net/alawn/bill/controller/BillController.java
index 8655f83..29cf968 100644
--- a/src/main/java/net/alawn/bill/controller/BillController.java
+++ b/src/main/java/net/alawn/bill/controller/BillController.java
@@ -9,6 +9,8 @@ import net.alawn.bill.repository.ItemRepo;
 import net.alawn.bill.repository.UserRepo;
 import net.alawn.bill.security.AuthUser;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.transaction.annotation.Transactional;
@@ -16,7 +18,6 @@ import org.springframework.web.bind.annotation.*;
 
 import java.math.BigDecimal;
 import java.util.List;
-import java.util.Optional;
 
 
 /**
@@ -64,7 +65,7 @@ public class BillController {
         log.info("book:" + book.getTotalAmount());
 
         /** 费率计算 */
-        book.setFee(book.getTotalAmount().multiply(BigDecimal.valueOf(feeRate)));
+        book.setTotalFee(book.getTotalAmount().multiply(BigDecimal.valueOf(feeRate)));
         bookRepo.save(book);
         bookRepo.flush();
         return ResponseEntity.ok(book);
@@ -72,11 +73,13 @@ public class BillController {
 
     @RequestMapping(value = "/books",method = RequestMethod.GET)
     public ResponseEntity<List<Book>> fetchBooks(){
+//    public ResponseEntity<Page<Book>> fetchBooks(){
         AuthUser authUser = (AuthUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
         long userId = authUser.getId();
 
-        List<Book> books = bookRepo.findByUserIdOrderByCreateTimeDesc(userId);
-
-        return ResponseEntity.ok(books);
+//        List<Book> books = bookRepo.findByUserIdOrderByCreateTimeDesc(userId);
+        Page<Book> books = bookRepo.findByUserIdOrderByCreateTimeDesc(userId, PageRequest.of(0,20));
+//        return ResponseEntity.ok(books);
+        return ResponseEntity.ok(books.getContent());
     }
 }
diff --git a/src/main/java/net/alawn/bill/entity/po/Premission.java b/src/main/java/net/alawn/bill/entity/po/Premission.java
deleted file mode 100644
index 4eb8839..0000000
--- a/src/main/java/net/alawn/bill/entity/po/Premission.java
+++ /dev/null
@@ -1,41 +0,0 @@
-package net.alawn.bill.entity.po;
-
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import lombok.*;
-import org.hibernate.annotations.DynamicUpdate;
-import org.hibernate.annotations.NotFound;
-import org.hibernate.annotations.NotFoundAction;
-
-import javax.persistence.*;
-
-@Data
-@Builder
-@Entity
-@Table(name = "t_bill_premission")
-@ToString(exclude = {"user"})
-@NoArgsConstructor
-@AllArgsConstructor
-@JsonIgnoreProperties(value = { "hibernateLazyInitializer", "handler" },ignoreUnknown = true)
-@DynamicUpdate
-public class Premission extends EntityId{
-
-    @ManyToOne(fetch = FetchType.LAZY)
-    @NotFound(action = NotFoundAction.IGNORE)
-//    @JoinColumn(name = "userId", referencedColumnName = "id")
-    @JoinColumn(name = "userId", referencedColumnName = "id")
-//    @MapsId("username")
-    @MapsId("id")
-    private User user;
-
-    @Override
-    public boolean equals(Object o) {
-        return this == o || o instanceof Premission
-                && id != null
-                && id.equals(((Premission) o).id);
-    }
-
-    @Override
-    public int hashCode() {
-        return 31;
-    }
-}