diff --git a/sql/add_business_type_history_rate_20260429.sql b/sql/add_business_type_history_rate_20260429.sql
new file mode 100644
index 0000000..4d1e1fc
--- /dev/null
+++ b/sql/add_business_type_history_rate_20260429.sql
@@ -0,0 +1,4 @@
+-- 为利率定价流程添加业务种类和历史贷款利率字段
+ALTER TABLE `loan_pricing_workflow`
+  ADD COLUMN `business_type` varchar(20) DEFAULT NULL COMMENT '业务种类' AFTER `loan_purpose`,
+  ADD COLUMN `loan_rate_history` varchar(100) DEFAULT NULL COMMENT '历史贷款利率' AFTER `business_type`;
diff --git a/sql/loan_pricing_prod_init_20260331.sql b/sql/loan_pricing_prod_init_20260331.sql
index 647288a..dbea035 100644
--- a/sql/loan_pricing_prod_init_20260331.sql
+++ b/sql/loan_pricing_prod_init_20260331.sql
@@ -763,6 +763,8 @@ CREATE TABLE `loan_pricing_workflow` (
   `is_tax_a` varchar(10) DEFAULT NULL COMMENT '是否纳税信用等级A级: true/false',
   `is_agri_leading` varchar(10) DEFAULT NULL COMMENT '是否县级及以上农业龙头企业: true/false',
   `loan_purpose` varchar(20) DEFAULT NULL COMMENT '贷款用途: consumer-消费/business-经营',
+  `business_type` varchar(20) DEFAULT NULL COMMENT '业务种类',
+  `loan_rate_history` varchar(100) DEFAULT NULL COMMENT '历史贷款利率',
   `biz_proof` varchar(10) DEFAULT NULL COMMENT '是否有经营佐证: true/false',
   `loan_loop` varchar(10) DEFAULT NULL COMMENT '循环功能: true/false（贷款合同是否开通循环功能）',
   `coll_type` varchar(20) DEFAULT NULL COMMENT '抵质押类型: 一类/二类/三类/四类',
diff --git a/sql/loan_pricing_schema_20260328.sql b/sql/loan_pricing_schema_20260328.sql
index c4439ee..5ba3769 100644
--- a/sql/loan_pricing_schema_20260328.sql
+++ b/sql/loan_pricing_schema_20260328.sql
@@ -345,6 +345,8 @@ CREATE TABLE `loan_pricing_workflow` (
   `is_tax_a` varchar(10) DEFAULT NULL COMMENT '是否纳税信用等级A级: true/false',
   `is_agri_leading` varchar(10) DEFAULT NULL COMMENT '是否县级及以上农业龙头企业: true/false',
   `loan_purpose` varchar(20) DEFAULT NULL COMMENT '贷款用途: consumer-消费/business-经营',
+  `business_type` varchar(20) DEFAULT NULL COMMENT '业务种类',
+  `loan_rate_history` varchar(100) DEFAULT NULL COMMENT '历史贷款利率',
   `biz_proof` varchar(10) DEFAULT NULL COMMENT '是否有经营佐证: true/false',
   `loan_loop` varchar(10) DEFAULT NULL COMMENT '循环功能: true/false（贷款合同是否开通循环功能）',
   `coll_type` varchar(20) DEFAULT NULL COMMENT '抵质押类型: 一类/二类/三类/四类',
diff --git a/sql/loan_pricing_workflow.sql b/sql/loan_pricing_workflow.sql
index 08c6956..7f3fc18 100644
--- a/sql/loan_pricing_workflow.sql
+++ b/sql/loan_pricing_workflow.sql
@@ -26,6 +26,8 @@ CREATE TABLE `loan_pricing_workflow` (
   `is_tax_a` varchar(10) DEFAULT NULL COMMENT '是否纳税信用等级A级: true/false',
   `is_agri_leading` varchar(10) DEFAULT NULL COMMENT '是否县级及以上农业龙头企业: true/false',
   `loan_purpose` varchar(20) DEFAULT NULL COMMENT '贷款用途: consumer-消费/business-经营',
+  `business_type` varchar(20) DEFAULT NULL COMMENT '业务种类',
+  `loan_rate_history` varchar(100) DEFAULT NULL COMMENT '历史贷款利率',
   `biz_proof` varchar(10) DEFAULT NULL COMMENT '是否有经营佐证: true/false',
   `loan_loop` varchar(10) DEFAULT NULL COMMENT '循环功能: true/false（贷款合同是否开通循环功能）',
   `coll_type` varchar(20) DEFAULT NULL COMMENT '抵质押类型: 一类/二类/三类/四类',