diff --git a/front/src/SeedPromotionPage.js b/front/src/SeedPromotionPage.js
index 249533c..6e09f62 100644
--- a/front/src/SeedPromotionPage.js
+++ b/front/src/SeedPromotionPage.js
@@ -1,45 +1,73 @@
 import React, { useEffect, useState } from "react";
 import { API_BASE_URL } from "./config";
 
-// 示例数据，实际应从后端获取
-const mockSeeds = [
-    {
-        seed_id: "seed001",
-        title: "三体 1080P 蓝光",
-        tags: "科幻,电影",
-        popularity: 123,
-        promotion: {
-            start_time: "",
-            end_time: "",
-            discount: 1,
-        },
-    },
-    {
-        seed_id: "seed002",
-        title: "灌篮高手 国语配音",
-        tags: "动画,体育",
-        popularity: 88,
-        promotion: {
-            start_time: "",
-            end_time: "",
-            discount: 1,
-        },
-    },
-];
-
 export default function SeedPromotionPage() {
     const [seeds, setSeeds] = useState([]);
     const [currentTime, setCurrentTime] = useState("");
+    const [loading, setLoading] = useState(true);
 
+    // 时间戳转datetime-local字符串
+    const tsToDatetimeLocal = (ts) => {
+        if (!ts) return "";
+        const d = new Date(ts);
+        const pad = (n) => n.toString().padStart(2, "0");
+        return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}T${pad(d.getHours())}:${pad(d.getMinutes())}`;
+    };
+
+    // 加载所有种子和促销信息
     useEffect(() => {
-        // 获取当前时间，格式为 yyyy-MM-ddTHH:mm
         const now = new Date();
         const pad = (n) => n.toString().padStart(2, "0");
         const localISOTime = `${now.getFullYear()}-${pad(now.getMonth() + 1)}-${pad(now.getDate())}T${pad(now.getHours())}:${pad(now.getMinutes())}`;
         setCurrentTime(localISOTime);
 
-        // 实际应从后端获取种子及促销信息
-        setSeeds(mockSeeds);
+        async function fetchData() {
+            setLoading(true);
+            try {
+                // 获取所有种子
+                const seedsRes = await fetch(`${API_BASE_URL}/api/all-seeds`);
+                if (!seedsRes.ok) throw new Error("获取种子列表失败");
+                const seedsData = await seedsRes.json();
+
+                // 获取所有促销信息
+                const promoRes = await fetch(`${API_BASE_URL}/api/all-seed-promotions`);
+                if (!promoRes.ok) throw new Error("获取促销信息失败");
+                const promoData = await promoRes.json();
+
+                // 构建促销信息映射
+                const promoMap = {};
+                promoData.forEach(p => {
+                    const seedid = p.seed?.seedid;
+                    promoMap[seedid] = {
+                        start_time: p.startTime ? tsToDatetimeLocal(p.startTime) : "",
+                        end_time: p.endTime ? tsToDatetimeLocal(p.endTime) : "",
+                        discount: typeof p.discount === "number" ? p.discount : 1,
+                    };
+                });
+
+                // 合并数据
+                const mergedSeeds = seedsData.map(seed => ({
+                    seed_id: seed.seedid,
+                    title: seed.title,
+                    tags: seed.seedtag,
+                    popularity: seed.downloadtimes,
+                    promotion: promoMap[seed.seedid] || {
+                        start_time: "",
+                        end_time: "",
+                        discount: 1,
+                    },
+                }));
+
+                setSeeds(mergedSeeds);
+            } catch (err) {
+                setSeeds([]);
+                alert(err.message || "加载失败");
+            } finally {
+                setLoading(false);
+            }
+        }
+
+        fetchData();
     }, []);
 
     // 输入框变更处理
@@ -64,101 +92,126 @@
         return start && end && end < start;
     };
 
+    // 提交促销设置
+    const handleStartPromotion = async (seed) => {
+        const { start_time, end_time, discount } = seed.promotion;
+        try {
+            const res = await fetch(`${API_BASE_URL}/api/set-seed-promotion`, {
+                method: "POST",
+                headers: { "Content-Type": "application/json" },
+                body: JSON.stringify({
+                    seed_id: seed.seed_id,
+                    start_time,
+                    end_time,
+                    discount,
+                }),
+            });
+            if (!res.ok) {
+                const errData = await res.json();
+                throw new Error(errData.message || "促销设置失败");
+            }
+            alert(`已为「${seed.title}」开启促销！`);
+        } catch (err) {
+            alert(err.message || "促销设置失败");
+        }
+    };
+
     return (
         <div style={{ padding: 40, maxWidth: 900, margin: "0 auto" }}>
             <h1 style={{ textAlign: "center", marginBottom: 32 }}>种子促销管理</h1>
-            <table style={{ width: "100%", background: "#fff", borderRadius: 10, boxShadow: "0 2px 8px #e0e7ff" }}>
-                <thead>
-                    <tr style={{ background: "#f5f5f5" }}>
-                        <th>标题</th>
-                        <th>标签</th>
-                        <th>热度</th>
-                        <th>促销开始时间</th>
-                        <th>促销结束时间</th>
-                        <th>促销倍率</th>
-                        <th>操作</th>
-                    </tr>
-                </thead>
-                <tbody>
-                    {seeds.map((seed) => {
-                        const { start_time, end_time, discount } = seed.promotion;
-                        const endTimeInvalid = isEndTimeInvalid(start_time, end_time);
-                        const canStartPromotion = start_time && end_time && !endTimeInvalid && discount >= 1;
-                        return (
-                            <tr key={seed.seed_id}>
-                                <td>{seed.title}</td>
-                                <td>{seed.tags}</td>
-                                <td>{seed.popularity}</td>
-                                <td>
-                                    <input
-                                        type="datetime-local"
-                                        value={start_time}
-                                        min={currentTime}
-                                        onChange={(e) =>
-                                            handlePromotionChange(seed.seed_id, "start_time", e.target.value)
-                                        }
-                                    />
-                                </td>
-                                <td>
-                                    <input
-                                        type="datetime-local"
-                                        value={end_time}
-                                        min={start_time || currentTime}
-                                        onChange={(e) =>
-                                            handlePromotionChange(seed.seed_id, "end_time", e.target.value)
-                                        }
-                                        style={endTimeInvalid ? { border: "1.5px solid #e53935" } : {}}
-                                    />
-                                    {endTimeInvalid && (
-                                        <div style={{ color: "#e53935", fontSize: 12 }}>
-                                            结束时间不能早于开始时间
+            {loading ? (
+                <div style={{ textAlign: "center", color: "#666", margin: 40 }}>正在加载...</div>
+            ) : (
+                <table style={{ width: "100%", background: "#fff", borderRadius: 10, boxShadow: "0 2px 8px #e0e7ff" }}>
+                    <thead>
+                        <tr style={{ background: "#f5f5f5" }}>
+                            <th>标题</th>
+                            <th>标签</th>
+                            <th>热度</th>
+                            <th>促销开始时间</th>
+                            <th>促销结束时间</th>
+                            <th>促销倍率</th>
+                            <th>操作</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        {seeds.map((seed) => {
+                            const { start_time, end_time, discount } = seed.promotion;
+                            const endTimeInvalid = isEndTimeInvalid(start_time, end_time);
+                            const canStartPromotion = start_time && end_time && !endTimeInvalid && discount >= 1;
+                            return (
+                                <tr key={seed.seed_id}>
+                                    <td>{seed.title}</td>
+                                    <td>{seed.tags}</td>
+                                    <td>{seed.popularity}</td>
+                                    <td>
+                                        <input
+                                            type="datetime-local"
+                                            value={start_time}
+                                            min={currentTime}
+                                            onChange={(e) =>
+                                                handlePromotionChange(seed.seed_id, "start_time", e.target.value)
+                                            }
+                                        />
+                                    </td>
+                                    <td>
+                                        <input
+                                            type="datetime-local"
+                                            value={end_time}
+                                            min={start_time || currentTime}
+                                            onChange={(e) =>
+                                                handlePromotionChange(seed.seed_id, "end_time", e.target.value)
+                                            }
+                                            style={endTimeInvalid ? { border: "1.5px solid #e53935" } : {}}
+                                        />
+                                        {endTimeInvalid && (
+                                            <div style={{ color: "#e53935", fontSize: 12 }}>
+                                                结束时间不能早于开始时间
+                                            </div>
+                                        )}
+                                    </td>
+                                    <td>
+                                        <div style={{ display: "flex", alignItems: "center", gap: 8 }}>
+                                            <button
+                                                style={{ width: 28, height: 28, fontSize: 18, borderRadius: 4, border: "1px solid #ccc", background: "#f5f5f5", cursor: discount > 1 ? "pointer" : "not-allowed" }}
+                                                onClick={() =>
+                                                    discount > 1 &&
+                                                    handlePromotionChange(seed.seed_id, "discount", discount - 1)
+                                                }
+                                                disabled={discount <= 1}
+                                            >-</button>
+                                            <span style={{ minWidth: 24, textAlign: "center" }}>{discount}</span>
+                                            <button
+                                                style={{ width: 28, height: 28, fontSize: 18, borderRadius: 4, border: "1px solid #ccc", background: "#f5f5f5", cursor: "pointer" }}
+                                                onClick={() =>
+                                                    handlePromotionChange(seed.seed_id, "discount", discount + 1)
+                                                }
+                                            >+</button>
                                         </div>
-                                    )}
-                                </td>
-                                <td>
-                                    <div style={{ display: "flex", alignItems: "center", gap: 8 }}>
+                                    </td>
+                                    <td>
                                         <button
-                                            style={{ width: 28, height: 28, fontSize: 18, borderRadius: 4, border: "1px solid #ccc", background: "#f5f5f5", cursor: discount > 1 ? "pointer" : "not-allowed" }}
-                                            onClick={() =>
-                                                discount > 1 &&
-                                                handlePromotionChange(seed.seed_id, "discount", discount - 1)
-                                            }
-                                            disabled={discount <= 1}
-                                        >-</button>
-                                        <span style={{ minWidth: 24, textAlign: "center" }}>{discount}</span>
-                                        <button
-                                            style={{ width: 28, height: 28, fontSize: 18, borderRadius: 4, border: "1px solid #ccc", background: "#f5f5f5", cursor: "pointer" }}
-                                            onClick={() =>
-                                                handlePromotionChange(seed.seed_id, "discount", discount + 1)
-                                            }
-                                        >+</button>
-                                    </div>
-                                </td>
-                                <td>
-                                    <button
-                                        style={{
-                                            background: canStartPromotion ? "#1976d2" : "#ccc",
-                                            color: "#fff",
-                                            border: "none",
-                                            borderRadius: 6,
-                                            padding: "4px 16px",
-                                            cursor: canStartPromotion ? "pointer" : "not-allowed",
-                                            fontWeight: 600,
-                                        }}
-                                        disabled={!canStartPromotion}
-                                        onClick={() => {
-                                            // 这里可调用后端API开启促销
-                                            alert(`已为「${seed.title}」开启促销！`);
-                                        }}
-                                    >
-                                        开启促销
-                                    </button>
-                                </td>
-                            </tr>
-                        );
-                    })}
-                </tbody>
-            </table>
+                                            style={{
+                                                background: canStartPromotion ? "#1976d2" : "#ccc",
+                                                color: "#fff",
+                                                border: "none",
+                                                borderRadius: 6,
+                                                padding: "4px 16px",
+                                                cursor: canStartPromotion ? "pointer" : "not-allowed",
+                                                fontWeight: 600,
+                                            }}
+                                            disabled={!canStartPromotion}
+                                            onClick={() => handleStartPromotion(seed)}
+                                        >
+                                            开启促销
+                                        </button>
+                                    </td>
+                                </tr>
+                            );
+                        })}
+                    </tbody>
+                </table>
+            )}
         </div>
     );
 }
\ No newline at end of file