diff --git a/ft-app/app/main.py b/ft-app/app/main.py
index fa69e9d..343fc13 100644
--- a/ft-app/app/main.py
+++ b/ft-app/app/main.py
@@ -7,7 +7,7 @@ from starlette.middleware.base import BaseHTTPMiddleware
 from app.database import engine, Base, SessionLocal
 from app.models import User
 from app.seed import seed
-from app.routers import contracts, analysis, data_input, admin, auth
+from app.routers import contracts, analysis, admin, auth
 
 TEMPLATES_DIR = Path(__file__).parent / "templates"
 
@@ -56,7 +56,6 @@ app.add_middleware(AuthMiddleware)
 app.include_router(auth.router)
 app.include_router(contracts.router)
 app.include_router(analysis.router)
-app.include_router(data_input.router)
 app.include_router(admin.router)
 
 
diff --git a/ft-app/app/routers/data_input.py b/ft-app/app/routers/data_input.py
deleted file mode 100644
index b98c0a3..0000000
--- a/ft-app/app/routers/data_input.py
+++ /dev/null
@@ -1,71 +0,0 @@
-from datetime import date
-from fastapi import APIRouter, Depends, Form, Request
-from fastapi.responses import HTMLResponse, RedirectResponse
-from sqlalchemy.orm import Session
-from app.database import get_db
-from app.models import PositionSnapshot
-
-router = APIRouter(prefix="/input", tags=["input"])
-
-INSTITUTIONS = ["中信期货", "高盛期货", "国泰君安期货", "华泰期货", "东证期货", "银河期货"]
-
-
-@router.get("/", response_class=HTMLResponse)
-def input_page(request: Request):
-    template = request.app.state.templates.get_template("input.html")
-    return HTMLResponse(
-        template.render(request=request, active_nav="input", institutions=INSTITUTIONS)
-    )
-
-
-@router.post("/")
-def submit_position(
-    request: Request,
-    institution: str = Form(...),
-    direction: str = Form(...),
-    date_str: str = Form(...),
-    position: int = Form(...),
-    avg_cost: float = Form(...),
-    db: Session = Depends(get_db),
-):
-    d = date.fromisoformat(date_str)
-
-    prev = (
-        db.query(PositionSnapshot)
-        .filter(
-            PositionSnapshot.institution == institution,
-            PositionSnapshot.direction == direction,
-            PositionSnapshot.date < d,
-        )
-        .order_by(PositionSnapshot.date.desc())
-        .first()
-    )
-    delta = position - prev.position if prev else 0
-
-    existing = (
-        db.query(PositionSnapshot)
-        .filter(
-            PositionSnapshot.institution == institution,
-            PositionSnapshot.direction == direction,
-            PositionSnapshot.date == d,
-        )
-        .first()
-    )
-
-    if existing:
-        existing.position = position
-        existing.delta = delta
-        existing.avg_cost = avg_cost
-    else:
-        snap = PositionSnapshot(
-            institution=institution,
-            direction=direction,
-            date=d,
-            position=position,
-            delta=delta,
-            avg_cost=avg_cost,
-        )
-        db.add(snap)
-
-    db.commit()
-    return RedirectResponse("/analysis", status_code=303)
diff --git a/ft-app/app/templates/base.html b/ft-app/app/templates/base.html
index 646b753..192afff 100644
--- a/ft-app/app/templates/base.html
+++ b/ft-app/app/templates/base.html
@@ -198,9 +198,6 @@
     <a href="/analysis/" class="{% if active_nav == 'analysis' %}active{% endif %}">
       <span class="icon">⚔️</span> 博弈分析
     </a>
-    <a href="/input/" class="{% if active_nav == 'input' %}active{% endif %}">
-      <span class="icon">📝</span> 数据录入
-    </a>
     <a href="/admin/" class="{% if active_nav == 'admin' %}active{% endif %}">
       <span class="icon">⚙️</span> 系统管理
     </a>
diff --git a/ft-app/app/templates/input.html b/ft-app/app/templates/input.html
deleted file mode 100644
index 449363b..0000000
--- a/ft-app/app/templates/input.html
+++ /dev/null
@@ -1,45 +0,0 @@
-{% extends "base.html" %}
-{% block title %}数据录入{% endblock %}
-{% block heading %}数据录入{% endblock %}
-{% block breadcrumb %}机构持仓录入{% endblock %}
-
-{% block content %}
-<div class="form-card">
-  <div class="section-title">持仓快照</div>
-  <form method="post" action="/input">
-    <div class="form-group">
-      <label>机构</label>
-      <select name="institution" required>
-        {% for inst in institutions %}
-        <option value="{{ inst }}">{{ inst }}</option>
-        {% endfor %}
-      </select>
-    </div>
-
-    <div class="form-group">
-      <label>方向</label>
-      <select name="direction" required>
-        <option value="long">多单</option>
-        <option value="short">空单</option>
-      </select>
-    </div>
-
-    <div class="form-group">
-      <label>日期</label>
-      <input type="date" name="date_str" required>
-    </div>
-
-    <div class="form-group">
-      <label>持仓量（手）</label>
-      <input type="number" name="position" required placeholder="例: 193030">
-    </div>
-
-    <div class="form-group">
-      <label>持仓均价</label>
-      <input type="number" name="avg_cost" step="0.01" required placeholder="例: 995.26">
-    </div>
-
-    <button type="submit" class="btn btn-primary">提交</button>
-  </form>
-</div>
-{% endblock %}