diff --git a/ik3cloud/constant/constant.go b/ik3cloud/constant/constant.go
index a87bd62..40c6026 100644
--- a/ik3cloud/constant/constant.go
+++ b/ik3cloud/constant/constant.go
@@ -3,22 +3,23 @@ package constant
 type Action = string // 方法
 
 const (
-	ActionDepartment    Action = "BD_Department"    // 部门
-	ActionStaff         Action = "BD_Empinfo"       // 员工
-	ActionStaffPosition Action = "BD_NEWSTAFF"      // 职位
-	ActionOperatorType  Action = "BD_OPERATOR"      // 业务员类型
-	ActionPosition      Action = "HR_ORG_HRPOST"    // 职位
-	ActionFactory       Action = "BD_Supplier"      // 工厂
-	ActionContact       Action = "BD_CommonContact" // 联系人
-	ActionCustom        Action = "BD_Customer"      // 客户
-	ActionReceivable    Action = "AR_receivable"    // 应收单
-	ActionPayable       Action = "AP_Payable"       // 应付单
-	ActionProduct       Action = "BD_MATERIAL"      // 物料
-	ActionCurrency      Action = "BD_Currency"      // 币种
-	ActionSettleType    Action = "BD_SETTLETYPE"    // 结算方式
-	ActionRecPayPurpose Action = "CN_RECPAYPURPOSE" // 收付款用途
-	ActionExpense       Action = "BD_Expense"       // 费用项目
-	ActionPayment       Action = "AP_PAYBILL"       // 付款单
+	ActionDepartment    Action = "BD_Department"            // 部门
+	ActionStaff         Action = "BD_Empinfo"               // 员工
+	ActionStaffPosition Action = "BD_NEWSTAFF"              // 职位
+	ActionOperatorType  Action = "BD_OPERATOR"              // 业务员类型
+	ActionPosition      Action = "HR_ORG_HRPOST"            // 职位
+	ActionFactory       Action = "BD_Supplier"              // 工厂
+	ActionContact       Action = "BD_CommonContact"         // 联系人
+	ActionCustom        Action = "BD_Customer"              // 客户
+	ActionReceivable    Action = "AR_receivable"            // 应收单
+	ActionPayable       Action = "AP_Payable"               // 应付单
+	ActionProduct       Action = "BD_MATERIAL"              // 物料
+	ActionCurrency      Action = "BD_Currency"              // 币种
+	ActionSettleType    Action = "BD_SETTLETYPE"            // 结算方式
+	ActionRecPayPurpose Action = "CN_RECPAYPURPOSE"         // 收付款用途
+	ActionExpense       Action = "BD_Expense"               // 费用项目
+	ActionPayment       Action = "AP_PAYBILL"               // 付款单
+	ActionInformation   Action = "BOS_ASSISTANTDATA_DETAIL" // 辅助资料
 )
 
 type OperatorType = string
@@ -35,3 +36,9 @@ const (
 	PaymentTypeCost     PaymentType = "FKDLX10_SYS" // 费用付款单
 	PaymentTypeRequest  PaymentType = "FKDLX11_SYS" // 报销付款单
 )
+
+type InformationType = string
+
+const (
+	InformationTypeInvoiceSerial InformationType = "FYP" // 采购付款单
+)
diff --git a/ik3cloud/information.go b/ik3cloud/information.go
new file mode 100644
index 0000000..c250e76
--- /dev/null
+++ b/ik3cloud/information.go
@@ -0,0 +1,28 @@
+package ik3cloud
+
+import (
+	"context"
+
+	"git.kumo.work/shama/service/client"
+	"git.kumo.work/shama/service/ik3cloud/constant"
+)
+
+type information struct {
+}
+
+type InformationSaveItem struct {
+	InformationId int64
+	Number        string
+	Value         string
+	Type          constant.InformationType // 资料类型
+}
+
+// Save @TITLE 保存
+func (i *information) Save(ctx context.Context, args []InformationSaveItem) (entities []Entity, err error) {
+	xClient, err := client.GetClient(i)
+	if err != nil {
+		return
+	}
+	err = xClient.Call(ctx, "Save", args, &entities)
+	return
+}