diff --git a/src/main/java/com/xydl/cac/controller/ParamBindController.java b/src/main/java/com/xydl/cac/controller/ParamBindController.java
new file mode 100644
index 0000000..1c1501c
--- /dev/null
+++ b/src/main/java/com/xydl/cac/controller/ParamBindController.java
@@ -0,0 +1,30 @@
+package com.xydl.cac.controller;
+
+import com.xydl.cac.entity.Bdz;
+import com.xydl.cac.model.Response;
+import com.xydl.cac.service.ParamBindService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@RestController
+@Api(tags = {"参数绑定相关接口"})
+@RequestMapping("parambind")
+@Slf4j
+public class ParamBindController extends BasicController {
+
+    @Resource
+    ParamBindService bindService;
+
+    @GetMapping("getTree")
+    @ApiOperation("查询树")
+    public Response<List<Bdz>> getTree() throws Exception {
+        List<Bdz> result = bindService.getTree();
+        return Response.success(result);
+    }
+
+}
diff --git a/src/main/java/com/xydl/cac/entity/Bdz.java b/src/main/java/com/xydl/cac/entity/Bdz.java
index 707a776..6e47ce8 100644
--- a/src/main/java/com/xydl/cac/entity/Bdz.java
+++ b/src/main/java/com/xydl/cac/entity/Bdz.java
@@ -10,6 +10,7 @@ import lombok.NoArgsConstructor;
 import javax.persistence.*;
 import javax.validation.constraints.NotEmpty;
 import java.math.BigDecimal;
+import java.util.List;
 
 @Data
 @Builder
@@ -91,4 +92,7 @@ public class Bdz {
     @Column(name = "svgurl")
     private String svgurl;
 
+    @Transient
+    private List<Jg> children;
+
 }
\ No newline at end of file
diff --git a/src/main/java/com/xydl/cac/entity/Jg.java b/src/main/java/com/xydl/cac/entity/Jg.java
index 445992b..c50912f 100644
--- a/src/main/java/com/xydl/cac/entity/Jg.java
+++ b/src/main/java/com/xydl/cac/entity/Jg.java
@@ -11,6 +11,7 @@ import javax.persistence.*;
 import javax.validation.constraints.NotEmpty;
 import javax.validation.constraints.NotNull;
 import java.math.BigDecimal;
+import java.util.List;
 
 @Data
 @Builder
@@ -49,4 +50,6 @@ public class Jg {
     @Transient
     private String bdzName;
 
+    @Transient
+    private List<Zsb> children;
 }
\ No newline at end of file
diff --git a/src/main/java/com/xydl/cac/entity/Zsb.java b/src/main/java/com/xydl/cac/entity/Zsb.java
index 61d8d4d..c493ccb 100644
--- a/src/main/java/com/xydl/cac/entity/Zsb.java
+++ b/src/main/java/com/xydl/cac/entity/Zsb.java
@@ -11,6 +11,7 @@ import javax.persistence.*;
 import javax.validation.constraints.NotEmpty;
 import javax.validation.constraints.NotNull;
 import java.math.BigDecimal;
+import java.util.List;
 
 @Data
 @Builder
@@ -216,4 +217,7 @@ public class Zsb {
     @Transient
     private String lxName;
 
+    @Transient
+    private List<Modev> children;
+
 }
\ No newline at end of file
diff --git a/src/main/java/com/xydl/cac/service/ParamBindService.java b/src/main/java/com/xydl/cac/service/ParamBindService.java
new file mode 100644
index 0000000..875d258
--- /dev/null
+++ b/src/main/java/com/xydl/cac/service/ParamBindService.java
@@ -0,0 +1,10 @@
+package com.xydl.cac.service;
+
+import com.xydl.cac.entity.Bdz;
+
+import java.util.List;
+
+public interface ParamBindService {
+
+    List<Bdz> getTree() throws Exception;
+}
diff --git a/src/main/java/com/xydl/cac/service/impl/ParamBindServiceImpl.java b/src/main/java/com/xydl/cac/service/impl/ParamBindServiceImpl.java
new file mode 100644
index 0000000..25824fb
--- /dev/null
+++ b/src/main/java/com/xydl/cac/service/impl/ParamBindServiceImpl.java
@@ -0,0 +1,54 @@
+package com.xydl.cac.service.impl;
+
+import com.xydl.cac.entity.Bdz;
+import com.xydl.cac.entity.Jg;
+import com.xydl.cac.entity.Modev;
+import com.xydl.cac.entity.Zsb;
+import com.xydl.cac.repository.BdzRepository;
+import com.xydl.cac.repository.JgRepository;
+import com.xydl.cac.repository.ModevRepository;
+import com.xydl.cac.repository.ZsbRepository;
+import com.xydl.cac.service.ParamBindService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.CollectionUtils;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+@Slf4j
+@Transactional(rollbackFor = Exception.class)
+public class ParamBindServiceImpl implements ParamBindService {
+
+    @Resource
+    BdzRepository bdzRepository;
+    @Resource
+    JgRepository jgRepository;
+    @Resource
+    ZsbRepository zsbRepository;
+    @Resource
+    ModevRepository modevRepository;
+
+    @Override
+    public List<Bdz> getTree() throws Exception {
+        List<Bdz> bdzList = bdzRepository.findAll();
+        for (Bdz bdz : bdzList) {
+            List<Jg> jgList = jgRepository.findByBdzid(bdz.getId());
+            bdz.setChildren(jgList);
+            for (Jg jg : jgList) {
+                jg.setBdzName(bdz.getMc());
+                List<Zsb> zsbList = zsbRepository.findByJgid(jg.getId());
+                jg.setChildren(zsbList);
+                for (Zsb zsb : zsbList) {
+                    zsb.setBdzName(bdz.getMc());
+                    zsb.setJgName(jg.getMc());
+                    List<Modev> modevList = modevRepository.findByZsbid(zsb.getId());
+                    zsb.setChildren(modevList);
+                }
+            }
+        }
+        return bdzList;
+    }
+}