update pay function

app.py

@@ -11682,9 +11682,9 @@ def get_value_chain_analysis(company_code):
 @app.route('/api/company/value-chain/related-companies', methods=['GET'])
 def get_related_companies_by_node():
     """
-    根据产业链节点名称查询相关公司
+    根据产业链节点名称查询相关公司（结合nodes和flows表）
     参数: node_name - 节点名称（如 "中芯国际"、"EDA/IP"等）
-    返回: 包含该节点的所有公司列表（去重）
+    返回: 包含该节点的所有公司列表，附带节点层级、类型、关系描述等信息
     """
     try:
         node_name = request.args.get('node_name')
@@ -11695,29 +11695,88 @@ def get_related_companies_by_node():
                 'error': '缺少必需参数 node_name'
             }), 400
 
-        # 查询包含该节点的所有公司
+        # 查询包含该节点的所有公司及其节点信息
         query = text("""
             SELECT DISTINCT
                 n.company_code as stock_code,
                 s.SECNAME as stock_name,
-                s.ORGNAME as company_name
+                s.ORGNAME as company_name,
+                n.node_level,
+                n.node_type,
+                n.node_description,
+                n.importance_score,
+                n.market_share,
+                n.dependency_degree
             FROM company_value_chain_nodes n
             LEFT JOIN ea_stocklist s ON n.company_code = s.SECCODE
             WHERE n.node_name = :node_name
-            ORDER BY n.company_code
+            ORDER BY n.importance_score DESC, n.company_code
         """)
 
         with engine.connect() as conn:
-            result = conn.execute(query, {'node_name': node_name}).fetchall()
+            nodes_result = conn.execute(query, {'node_name': node_name}).fetchall()
 
         # 构建返回数据
         companies = []
-        for row in result:
+        for row in nodes_result:
-            companies.append({
+            company_data = {
                 'stock_code': row.stock_code,
                 'stock_name': row.stock_name or row.stock_code,
-                'company_name': row.company_name
+                'company_name': row.company_name,
-            })
+                'node_info': {
+                    'node_level': row.node_level,
+                    'node_type': row.node_type,
+                    'node_description': row.node_description,
+                    'importance_score': row.importance_score,
+                    'market_share': format_decimal(row.market_share),
+                    'dependency_degree': format_decimal(row.dependency_degree)
+                },
+                'relationships': []
+            }
+
+            # 查询该节点在该公司产业链中的流向关系
+            flows_query = text("""
+                SELECT
+                    source_node,
+                    source_type,
+                    source_level,
+                    target_node,
+                    target_type,
+                    target_level,
+                    flow_type,
+                    relationship_desc,
+                    flow_value,
+                    flow_ratio
+                FROM company_value_chain_flows
+                WHERE company_code = :company_code
+                  AND (source_node = :node_name OR target_node = :node_name)
+                ORDER BY flow_ratio DESC
+                LIMIT 5
+            """)
+
+            with engine.connect() as conn:
+                flows_result = conn.execute(flows_query, {
+                    'company_code': row.stock_code,
+                    'node_name': node_name
+                }).fetchall()
+
+            # 添加流向关系信息
+            for flow in flows_result:
+                # 判断节点在流向中的角色
+                is_source = (flow.source_node == node_name)
+
+                relationship = {
+                    'role': 'source' if is_source else 'target',
+                    'connected_node': flow.target_node if is_source else flow.source_node,
+                    'connected_type': flow.target_type if is_source else flow.source_type,
+                    'connected_level': flow.target_level if is_source else flow.source_level,
+                    'flow_type': flow.flow_type,
+                    'relationship_desc': flow.relationship_desc,
+                    'flow_ratio': format_decimal(flow.flow_ratio)
+                }
+                company_data['relationships'].append(relationship)
+
+            companies.append(company_data)
 
         return jsonify({
             'success': True,

src/views/Company/CompanyOverview.js

@@ -468,18 +468,41 @@ const ValueChainNodeCard = ({ node, isCompany = false, level = 0 }) => {
                     <Spinner size="md" />
                   </Center>
                 ) : relatedCompanies.length > 0 ? (
-                  <VStack align="stretch" spacing={2} maxH="300px" overflowY="auto">
+                  <VStack align="stretch" spacing={3} maxH="400px" overflowY="auto">
-                    {relatedCompanies.map((company, idx) => (
+                    {relatedCompanies.map((company, idx) => {
+                      // 获取节点层级标签
+                      const getLevelLabel = (level) => {
+                        if (level < 0) return { text: '上游', color: 'orange' };
+                        if (level === 0) return { text: '核心', color: 'blue' };
+                        if (level > 0) return { text: '下游', color: 'green' };
+                        return { text: '未知', color: 'gray' };
+                      };
+
+                      const levelInfo = getLevelLabel(company.node_info?.node_level);
+
+                      return (
                         <Card key={idx} variant="outline" size="sm">
                           <CardBody p={3}>
+                            <VStack align="stretch" spacing={2}>
+                              {/* 公司基本信息 */}
                               <HStack justify="space-between">
-                            <VStack align="start" spacing={1}>
+                                <VStack align="start" spacing={1} flex={1}>
-                              <HStack>
+                                  <HStack flexWrap="wrap">
-                                <Text fontSize="sm" fontWeight="medium">{company.stock_name}</Text>
+                                    <Text fontSize="sm" fontWeight="bold">{company.stock_name}</Text>
                                     <Badge size="sm" colorScheme="blue">{company.stock_code}</Badge>
+                                    <Badge size="sm" colorScheme={levelInfo.color} variant="solid">
+                                      {levelInfo.text}
+                                    </Badge>
+                                    {company.node_info?.node_type && (
+                                      <Badge size="sm" colorScheme="purple" variant="outline">
+                                        {company.node_info.node_type}
+                                      </Badge>
+                                    )}
                                   </HStack>
                                   {company.company_name && (
-                                <Text fontSize="xs" color="gray.500">{company.company_name}</Text>
+                                    <Text fontSize="xs" color="gray.500" noOfLines={1}>
+                                      {company.company_name}
+                                    </Text>
                                   )}
                                 </VStack>
                                 <IconButton
@@ -493,9 +516,78 @@ const ValueChainNodeCard = ({ node, isCompany = false, level = 0 }) => {
                                   aria-label="查看公司详情"
                                 />
                               </HStack>
+
+                              {/* 节点描述 */}
+                              {company.node_info?.node_description && (
+                                <Text fontSize="xs" color="gray.600" noOfLines={2}>
+                                  {company.node_info.node_description}
+                                </Text>
+                              )}
+
+                              {/* 节点指标 */}
+                              {(company.node_info?.importance_score || company.node_info?.market_share || company.node_info?.dependency_degree) && (
+                                <HStack spacing={3} pt={1} borderTop="1px" borderColor="gray.100">
+                                  {company.node_info.importance_score && (
+                                    <HStack spacing={1}>
+                                      <Text fontSize="xs" color="gray.500">重要度:</Text>
+                                      <Badge size="xs" colorScheme="red">{company.node_info.importance_score}</Badge>
+                                    </HStack>
+                                  )}
+                                  {company.node_info.market_share && (
+                                    <HStack spacing={1}>
+                                      <Text fontSize="xs" color="gray.500">市场份额:</Text>
+                                      <Text fontSize="xs" fontWeight="medium">{company.node_info.market_share}%</Text>
+                                    </HStack>
+                                  )}
+                                  {company.node_info.dependency_degree && (
+                                    <HStack spacing={1}>
+                                      <Text fontSize="xs" color="gray.500">依赖度:</Text>
+                                      <Text fontSize="xs" fontWeight="medium">{company.node_info.dependency_degree}%</Text>
+                                    </HStack>
+                                  )}
+                                </HStack>
+                              )}
+
+                              {/* 流向关系 */}
+                              {company.relationships && company.relationships.length > 0 && (
+                                <Box pt={2} borderTop="1px" borderColor="gray.100">
+                                  <Text fontSize="xs" fontWeight="bold" color="gray.600" mb={1}>
+                                    产业链关系:
+                                  </Text>
+                                  <VStack align="stretch" spacing={1}>
+                                    {company.relationships.map((rel, ridx) => (
+                                      <HStack key={ridx} fontSize="xs" spacing={2}>
+                                        <Icon
+                                          as={rel.role === 'source' ? FaArrowRight : FaArrowLeft}
+                                          color={rel.role === 'source' ? 'green.500' : 'orange.500'}
+                                          boxSize={3}
+                                        />
+                                        <Text color="gray.700" noOfLines={1}>
+                                          {rel.role === 'source' ? '流向' : '来自'}
+                                          <Text as="span" fontWeight="medium" mx={1}>
+                                            {rel.connected_node}
+                                          </Text>
+                                        </Text>
+                                        {rel.relationship_desc && (
+                                          <Badge size="xs" colorScheme="cyan" variant="subtle" noOfLines={1}>
+                                            {rel.relationship_desc}
+                                          </Badge>
+                                        )}
+                                        {rel.flow_ratio && (
+                                          <Text color="purple.600" fontWeight="medium">
+                                            {rel.flow_ratio}%
+                                          </Text>
+                                        )}
+                                      </HStack>
+                                    ))}
+                                  </VStack>
+                                </Box>
+                              )}
+                            </VStack>
                           </CardBody>
                         </Card>
-                    ))}
+                      );
+                    })}
                   </VStack>
                 ) : (
                   <Center py={4}>