diff --git a/soong_workflow/wizard/soong_workflow_comment_wizard.py b/soong_workflow/wizard/soong_workflow_comment_wizard.py
index a89a501e2..9a2ebea18 100644
--- a/soong_workflow/wizard/soong_workflow_comment_wizard.py
+++ b/soong_workflow/wizard/soong_workflow_comment_wizard.py
@@ -505,9 +505,73 @@ class SoongWorkflowCommentWizard(models.TransientModel):
                          ])
                     for other_node_log in other_node_logs:
                         other_node_log.unlink()
+                # 印章分组审批：章内串审，删除同章其他人的待办
+                if getattr(current_node_log, 'stamp_id', False):
+                    same_stamp_logs = self.sudo().env["soong.workflow.log"].search(
+                        [("model", "=", self.res_model),
+                         ("res_id", "=", self.res_id),
+                         ("id", "!=", current_node_log.id),
+                         ("node_id", "=", self.node_btn_id.node_id.id),
+                         ("stamp_id", "=", current_node_log.stamp_id.id),
+                         ("approval_state", "in", ['0', '1']),
+                         ])
+                    same_stamp_logs.unlink()
 
-            # 检查是否为并审模式
-            if self.approval_concatenation == 'bing':  # 并审模式考勤异常
+            # 印章分组审批：模型有 type_stamp_ids 字段且转交目标是「印章管理员」节点
+            record_has_stamps = hasattr(record_id, 'type_stamp_ids') and bool(record_id.type_stamp_ids)
+            is_transfer_to_stamp = self.trans_link_id and self.trans_link_id.name == '印章管理员'
+            is_stamp_reviewer = bool(current_node_log and getattr(current_node_log, 'stamp_id', False))
+
+            if is_transfer_to_stamp and record_has_stamps:
+                # 场景1：转交到印章管理员节点，按章分组建待办（章间并审、章内串审）
+                next_node_id = record_id.workflow_id.node_ids.search([
+                    ('name', '=', self.trans_link_id.name),
+                    ('workflow_id', '=', record_id.workflow_id.id)
+                ], limit=1)
+                all_user_ids = []
+                all_employee_ids = []
+                for stamp in record_id.type_stamp_ids:
+                    for user in stamp.user_ids:
+                        if user.id not in all_user_ids:
+                            all_user_ids.append(user.id)
+                        employee = self.env['hr.employee'].sudo().search([('user_id', '=', user.id)], limit=1)
+                        if employee and employee.id not in all_employee_ids:
+                            all_employee_ids.append(employee.id)
+                        self.sudo().env["soong.workflow.log"].create({
+                            "code": self.code,
+                            "model": self.res_model,
+                            "res_id": self.res_id,
+                            "node_id": next_node_id.id,
+                            "workflow_id": self.node_btn_id.workflow_id.id,
+                            "done_by": user.id,
+                            "node_btn_name": "4",
+                            "stamp_id": stamp.id,
+                            "approval_state": "0",
+                        })
+                related_record = self.env[self.res_model].browse(self.res_id)
+                if hasattr(related_record, 'self_users_ids'):
+                    related_record.self_users_ids = [(6, 0, all_user_ids)] if all_user_ids else [(5,)]
+                record_id.write({'state': self.trans_link_id.name})
+                workflow_record_id = self.env['soong.workflow.record'].sudo().search([('res_id', '=', record_id.id),
+                                                                                      ('res_model', '=', record_id._name)])
+                workflow_record_id.users_ids = [(4, uid) for uid in all_user_ids]
+                workflow_record_id.employee_ids = all_employee_ids
+                workflow_record_id.approve_state = "pending"
+                action_id = self.env['ir.actions.act_window'].search([('res_model', '=', self.res_model)])[0]
+                description = "标题: {}\n".format(record_id.name) + self.env.user.name + '  ' + str(fields.Datetime.now() + timedelta(hours=8))
+                for uid in all_user_ids:
+                    employee = self.env['hr.employee'].sudo().search([('user_id', '=', uid)], limit=1)
+                    if not employee:
+                        continue
+                    url = f'https://oa.thtzjt.com/web#id={record_id.id}&cids=2&menu_id={record_id.id}&action={action_id.id}&model={self.res_model}&view_type=form'
+                    self.sudo().env["wecom.apps"].sync_send_message_textcard(category='oa',
+                                                                             user_id=employee.wecom_userid,
+                                                                             title=record_id._description + "印章审批",
+                                                                             description=description, url=url,
+                                                                             btntxt="查看详情")
+
+            # 检查是否为并审模式（印章节点的人提交时也走并审，实现章间并审）
+            elif is_stamp_reviewer or self.approval_concatenation == 'bing':  # 并审模式
                 expected_employees = self.employee_ids
                 if record_id.log_ids2:
                     log_employee_ids = record_id.log_ids2.mapped('done_by.employee_id.id')
diff --git a/yuthon_trade/models/yuthon_trade_setting.py b/yuthon_trade/models/yuthon_trade_setting.py
index 66e0f2ccf..ab10c9c2b 100644
--- a/yuthon_trade/models/yuthon_trade_setting.py
+++ b/yuthon_trade/models/yuthon_trade_setting.py
@@ -52,6 +52,11 @@ class SealsTypeSetting(models.Model):
             else:
                 record.is_effect = record.start_date <= today <= record.end_date
 
+class SoongWorkflowLog(models.Model):
+    _inherit = 'soong.workflow.log'
+    stamp_id = fields.Many2one('seals.type.setting', string='用章')
+
+
 class SealsScopeSetting(models.Model):
     _name = 'seals.scope.setting'
     _description = '用章范围'