diff --git a/src/main/java/cn/lihongjie/coal/controller/CoalController.java b/src/main/java/cn/lihongjie/coal/controller/CoalController.java
new file mode 100644
index 00000000..4953839c
--- /dev/null
+++ b/src/main/java/cn/lihongjie/coal/controller/CoalController.java
@@ -0,0 +1,43 @@
+package cn.lihongjie.coal.controller;
+
+import cn.lihongjie.coal.dto.CoalBlendRequest;
+import cn.lihongjie.coal.dto.CoalBlendResult;
+import cn.lihongjie.coal.dto.CoalParameterDef;
+import cn.lihongjie.coal.dto.R;
+import cn.lihongjie.coal.service.CoalService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/coal")
+public class CoalController {
+
+    @Autowired
+    CoalService coalService;
+
+
+
+
+    @PostMapping("/blend")
+    public R<CoalBlendResult> blend(@RequestBody CoalBlendRequest request){
+
+        return R.success(coalService.blend(request));
+
+    }
+
+    @PostMapping("/params")
+    public R<List<CoalParameterDef>> blend(){
+
+        return R.success(coalService.paramDefs());
+
+    }
+
+
+
+}
diff --git a/src/main/java/cn/lihongjie/coal/dto/CoalParameterDef.java b/src/main/java/cn/lihongjie/coal/dto/CoalParameterDef.java
new file mode 100644
index 00000000..ec13b50f
--- /dev/null
+++ b/src/main/java/cn/lihongjie/coal/dto/CoalParameterDef.java
@@ -0,0 +1,12 @@
+package cn.lihongjie.coal.dto;
+
+import lombok.Data;
+
+@Data
+public class CoalParameterDef {
+    private String code;
+    private String name;
+    private String desc;
+    private String type;
+    private Integer order;
+}
diff --git a/src/main/java/cn/lihongjie/coal/dto/R.java b/src/main/java/cn/lihongjie/coal/dto/R.java
new file mode 100644
index 00000000..cdd3b7d0
--- /dev/null
+++ b/src/main/java/cn/lihongjie/coal/dto/R.java
@@ -0,0 +1,38 @@
+package cn.lihongjie.coal.dto;
+
+import lombok.Data;
+
+@Data
+public class R<T> {
+    private T data;
+
+    private String code ;
+
+    private String msg;
+
+
+    public R(T data, String code, String msg) {
+        this.data = data;
+        this.code = code;
+        this.msg = msg;
+    }
+
+
+    public R() {
+    }
+
+
+    public static <T> R<T> success(T data) {
+        return create(data, "ok", "");
+    }
+    public static <T> R<T> fail(String code, String msg) {
+        return create(null, code, msg);
+    }
+
+    public static <T> R<T> create(T data, String code, String msg) {
+
+        return new R<>(data, code, msg);
+    }
+
+
+}
diff --git a/src/main/java/cn/lihongjie/coal/service/CoalService.java b/src/main/java/cn/lihongjie/coal/service/CoalService.java
index f5410bed..6994f5f8 100644
--- a/src/main/java/cn/lihongjie/coal/service/CoalService.java
+++ b/src/main/java/cn/lihongjie/coal/service/CoalService.java
@@ -1,13 +1,20 @@
 package cn.lihongjie.coal.service;
 
 import cn.lihongjie.coal.dto.*;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.ortools.Loader;
 import com.google.ortools.sat.*;
+import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.ClassPathResource;
 import org.springframework.stereotype.Service;
 
+import java.io.InputStream;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.util.ArrayList;
@@ -331,4 +338,23 @@ public class CoalService {
     }
 
 
+
+    @SneakyThrows
+    public List<CoalParameterDef> paramDefs() {
+
+        ClassPathResource classPathResource = new ClassPathResource("/config/CoalParameterDef.json");
+
+        ObjectMapper mapper = new ObjectMapper();
+        mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
+
+        List<CoalParameterDef> coalParameterDefs;
+        try (InputStream inputStream = classPathResource.getInputStream()) {
+            coalParameterDefs = mapper.readValue(inputStream, new TypeReference<List<CoalParameterDef>>() {
+            });
+        }
+
+        return coalParameterDefs;
+
+
+    }
 }