diff --git a/src/main/java/cc/ryanc/halo/service/TagService.java b/src/main/java/cc/ryanc/halo/service/TagService.java
index 47aac27e2..d4c59f55b 100644
--- a/src/main/java/cc/ryanc/halo/service/TagService.java
+++ b/src/main/java/cc/ryanc/halo/service/TagService.java
@@ -3,8 +3,6 @@ package cc.ryanc.halo.service;
 import cc.ryanc.halo.model.entity.Tag;
 import cc.ryanc.halo.service.base.CrudService;
 
-import java.util.List;
-
 
 /**
  * Tag service.
diff --git a/src/main/java/cc/ryanc/halo/service/impl/AttachmentServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/AttachmentServiceImpl.java
new file mode 100644
index 000000000..8c7be08e9
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/AttachmentServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Attachment;
+import cc.ryanc.halo.repository.AttachmentRepository;
+import cc.ryanc.halo.service.AttachmentService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * AttachmentService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class AttachmentServiceImpl extends AbstractCrudService<Attachment, Integer> implements AttachmentService {
+
+    private AttachmentRepository attachmentRepository;
+
+    public AttachmentServiceImpl(AttachmentRepository attachmentRepository) {
+        super(attachmentRepository);
+        this.attachmentRepository = attachmentRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/CategoryServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/CategoryServiceImpl.java
new file mode 100644
index 000000000..a76ccfb27
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/CategoryServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Category;
+import cc.ryanc.halo.repository.CategoryRepository;
+import cc.ryanc.halo.service.CategoryService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * CategoryService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class CategoryServiceImpl extends AbstractCrudService<Category, Integer> implements CategoryService {
+
+    private CategoryRepository categoryRepository;
+
+    public CategoryServiceImpl(CategoryRepository categoryRepository) {
+        super(categoryRepository);
+        this.categoryRepository = categoryRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/CommentServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/CommentServiceImpl.java
new file mode 100644
index 000000000..43e8233be
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/CommentServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Comment;
+import cc.ryanc.halo.repository.CommentRepository;
+import cc.ryanc.halo.service.CommentService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * CommentService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class CommentServiceImpl extends AbstractCrudService<Comment, Long> implements CommentService {
+
+    private final CommentRepository commentRepository;
+
+    public CommentServiceImpl(CommentRepository commentRepository) {
+        super(commentRepository);
+        this.commentRepository = commentRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/GalleryServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/GalleryServiceImpl.java
new file mode 100644
index 000000000..190ffd567
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/GalleryServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Gallery;
+import cc.ryanc.halo.repository.GalleryRepository;
+import cc.ryanc.halo.service.GalleryService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * GalleryService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class GalleryServiceImpl extends AbstractCrudService<Gallery, Integer> implements GalleryService {
+
+    private GalleryRepository galleryRepository;
+
+    public GalleryServiceImpl(GalleryRepository galleryRepository) {
+        super(galleryRepository);
+        this.galleryRepository = galleryRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/LinkServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/LinkServiceImpl.java
new file mode 100644
index 000000000..0bb0cbd1a
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/LinkServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Link;
+import cc.ryanc.halo.repository.LinkRepository;
+import cc.ryanc.halo.service.LinkService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * LinkService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class LinkServiceImpl extends AbstractCrudService<Link, Integer> implements LinkService {
+
+    private LinkRepository linkRepository;
+
+    public LinkServiceImpl(LinkRepository linkRepository) {
+        super(linkRepository);
+        this.linkRepository = linkRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/LogServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/LogServiceImpl.java
new file mode 100644
index 000000000..4ea496e6f
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/LogServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Log;
+import cc.ryanc.halo.repository.LogRepository;
+import cc.ryanc.halo.service.LogService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * LogService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class LogServiceImpl extends AbstractCrudService<Log, Long> implements LogService {
+
+    private LogRepository logRepository;
+
+    public LogServiceImpl(LogRepository logRepository) {
+        super(logRepository);
+        this.logRepository = logRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/MenuServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/MenuServiceImpl.java
new file mode 100644
index 000000000..ed221e5bf
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/MenuServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Menu;
+import cc.ryanc.halo.repository.MenuRepository;
+import cc.ryanc.halo.service.MenuService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * MenuService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class MenuServiceImpl extends AbstractCrudService<Menu, Integer> implements MenuService {
+
+    private MenuRepository menuRepository;
+
+    public MenuServiceImpl(MenuRepository menuRepository) {
+        super(menuRepository);
+        this.menuRepository = menuRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java
new file mode 100644
index 000000000..6ee7d0ca8
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Option;
+import cc.ryanc.halo.repository.OptionRepository;
+import cc.ryanc.halo.service.OptionService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * OptionService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class OptionServiceImpl extends AbstractCrudService<Option, Integer> implements OptionService {
+
+    private OptionRepository optionRepository;
+
+    public OptionServiceImpl(OptionRepository optionRepository) {
+        super(optionRepository);
+        this.optionRepository = optionRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/TagServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/TagServiceImpl.java
new file mode 100644
index 000000000..786c693bb
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/TagServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.Tag;
+import cc.ryanc.halo.repository.TagRepository;
+import cc.ryanc.halo.service.TagService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * TagService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class TagServiceImpl extends AbstractCrudService<Tag, Integer> implements TagService {
+
+    private TagRepository tagRepository;
+
+    public TagServiceImpl(TagRepository tagRepository) {
+        super(tagRepository);
+        this.tagRepository = tagRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/service/impl/UserServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/UserServiceImpl.java
new file mode 100644
index 000000000..618a073fd
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/service/impl/UserServiceImpl.java
@@ -0,0 +1,24 @@
+package cc.ryanc.halo.service.impl;
+
+import cc.ryanc.halo.model.entity.User;
+import cc.ryanc.halo.repository.UserRepository;
+import cc.ryanc.halo.service.UserService;
+import cc.ryanc.halo.service.base.AbstractCrudService;
+import org.springframework.stereotype.Service;
+
+/**
+ * UserService implementation class
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Service
+public class UserServiceImpl extends AbstractCrudService<User, Integer> implements UserService {
+
+    private UserRepository userRepository;
+
+    public UserServiceImpl(UserRepository userRepository) {
+        super(userRepository);
+        this.userRepository = userRepository;
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/AdminController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/AdminController.java
new file mode 100644
index 000000000..4815eafc4
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/AdminController.java
@@ -0,0 +1,52 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import cc.ryanc.halo.service.AttachmentService;
+import cc.ryanc.halo.service.CommentService;
+import cc.ryanc.halo.service.PostService;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Admin controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin")
+public class AdminController {
+
+    private final PostService postService;
+
+    private final CommentService commentService;
+
+    private final AttachmentService attachmentService;
+
+    public AdminController(PostService postService,
+                           CommentService commentService,
+                           AttachmentService attachmentService) {
+        this.postService = postService;
+        this.commentService = commentService;
+        this.attachmentService = attachmentService;
+    }
+
+    /**
+     * admin dashboard
+     *
+     * @param model model
+     * @return template path: admin/admin_index.ftl
+     */
+    @GetMapping(value = {"", "/index"})
+    public String admin(Model model) {
+        final Long postsCount = postService.count();
+        final Long commentsCount = commentService.count();
+        final Long attachmentsCount = attachmentService.count();
+
+        model.addAttribute("postsCount", postsCount);
+        model.addAttribute("commentsCount", commentsCount);
+        model.addAttribute("attachmentsCount", attachmentsCount);
+        return "admin/admin_index";
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/AttachmentController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/AttachmentController.java
new file mode 100644
index 000000000..ec36926b2
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/AttachmentController.java
@@ -0,0 +1,33 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import cc.ryanc.halo.service.AttachmentService;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Attachments controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/attachments")
+public class AttachmentController {
+
+    private AttachmentService attachmentService;
+
+    public AttachmentController(AttachmentService attachmentService) {
+        this.attachmentService = attachmentService;
+    }
+
+    /**
+     * attachments list
+     *
+     * @return template path: admin/admin_attachment
+     */
+    @GetMapping
+    public String attachments() {
+        return "admin/admin_attachment";
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/BackupController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/BackupController.java
new file mode 100644
index 000000000..87a51f957
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/BackupController.java
@@ -0,0 +1,26 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Backup controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/backup")
+public class BackupController {
+
+    /**
+     * backup manage
+     *
+     * @return template path: admin/admin_backup.ftl
+     */
+    @GetMapping
+    public String backup() {
+        return "admin/admin_backup";
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/CategoryController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/CategoryController.java
new file mode 100644
index 000000000..47335a8c1
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/CategoryController.java
@@ -0,0 +1,33 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import cc.ryanc.halo.service.CategoryService;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Categories controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/categories")
+public class CategoryController {
+
+    private final CategoryService categoryService;
+
+    public CategoryController(CategoryService categoryService) {
+        this.categoryService = categoryService;
+    }
+
+    /**
+     * categories manage
+     *
+     * @return template path: admin/admin_category.ftl
+     */
+    @GetMapping
+    public String categories() {
+        return "admin/admin_category";
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/CommentController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/CommentController.java
new file mode 100644
index 000000000..0c610adaf
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/CommentController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Comments controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/comments")
+public class CommentController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/MenuController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/MenuController.java
new file mode 100644
index 000000000..194810bcd
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/MenuController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Menus controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/menus")
+public class MenuController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/OptionController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/OptionController.java
new file mode 100644
index 000000000..c59cf7d96
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/OptionController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Options controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/options")
+public class OptionController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/PageController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/PageController.java
new file mode 100644
index 000000000..c50b59acc
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/PageController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Pages controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/pages")
+public class PageController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/PostController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/PostController.java
new file mode 100644
index 000000000..e78185d36
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/PostController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Posts controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/posts")
+public class PostController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/TagController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/TagController.java
new file mode 100644
index 000000000..5f99e7b6d
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/TagController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Tags controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/tags")
+public class TagController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/ThemeController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/ThemeController.java
new file mode 100644
index 000000000..9d1478ede
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/ThemeController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Themes controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/themes")
+public class ThemeController {
+}
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/UserController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/UserController.java
new file mode 100644
index 000000000..e6cf8bff7
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/UserController.java
@@ -0,0 +1,15 @@
+package cc.ryanc.halo.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * User controller
+ *
+ * @author : RYAN0UP
+ * @date : 2019-03-14
+ */
+@Controller
+@RequestMapping(value = "/admin/user")
+public class UserController {
+}