diff --git a/u2_cal_ucoin.user.js b/u2_cal_ucoin.user.js
index 19827b9..a55c546 100644
--- a/u2_cal_ucoin.user.js
+++ b/u2_cal_ucoin.user.js
@@ -1,17 +1,44 @@
 // ==UserScript==
 // @name         计算 UCoin 获取量
 // @namespace    https://github.com/lifegpc/userscript
-// @version      0.0.2
+// @version      0.0.3
 // @description  仅支持计算 体积(B)、数量(D)
 // @author       lifegpc
 // @match        https://u2.dmhy.org/userdetails.php?*
+// @match        https://u2.dmhy.org/mpseed.php?*
+// @icon         https://u2.dmhy.org/favicon.ico
 // ==/UserScript==
+const u = new URL(document.location.href);
+const S0_KEY = "__lifegpc_u2_cal_ucoin_S0";
+const LAST_UPDATED_KEY = "__lifegpc_u2_cal_ucoin_last_updated";
+if (u.pathname == "/userdetails.php") {(async function(){
 const ONE_CAT = [15, 16, 30];
 const b = 14.5;
-const S0 = 35.082;
+const S0 = 35.041;
 const d = 0.3;
+const MAX_CACHE_TIME = 1000 * 60 * 60 * 24;
 let parse_size = (await import("https://esm.sh/filesize-parser@1.5.0?pin=v135")).default;
 let handled = false;
+let default_is_used = false;
+function get_S0() {
+    default_is_used = false;
+    const cache = localStorage.getItem(S0_KEY);
+    if (!cache) {
+        default_is_used = true;
+        return S0;
+    }
+    const re = parseFloat(cache);
+    if (isNaN(re)) {
+        default_is_used = true;
+        return S0;
+    }
+    return re;
+}
+function get_last_updated() {
+    const cache = localStorage.getItem(LAST_UPDATED_KEY);
+    if (!cache) return 0;
+    return parseInt(cache);
+}
 let observer = new MutationObserver((records) => {
     if (handled) return;
     for (let i of records) {
@@ -19,6 +46,7 @@ let observer = new MutationObserver((records) => {
         console.log(e);
         if (e.id == 'ka1') {
             handled = true;
+            const S0n = get_S0();
             let bsum = 0;
             let warn = 0;
             let br = e.querySelector("br");
@@ -26,7 +54,7 @@ let observer = new MutationObserver((records) => {
             for (let row of rows) {
                 let cells = row.children;
                 let size = parse_size(cells[2].innerText);
-                const B = b * size / 1_000_000_000 / S0;
+                const B = b * size / 1_000_000_000 / S0n;
                 const cat = parseInt(new URL(cells[0].querySelector('a').href).searchParams.get("cat"));
                 let Pmin = ONE_CAT.includes(cat) ? 1 : 0.5;
                 const ov = cells[1].querySelector("td.overflow-control");
@@ -71,7 +99,7 @@ let observer = new MutationObserver((records) => {
             }
             let dsum = rows.length * d;
             let sum = bsum + dsum;
-            let result = `共计 ${sum.toFixed(3)}/h：体积 ${bsum.toFixed(3)}/h，数量 ${dsum.toFixed(1)}/h`;
+            let result = `共计 ${sum.toFixed(3)}/h (${(sum * 24).toFixed(3)}/d)：体积 ${bsum.toFixed(3)}/h (${(bsum * 24).toFixed(3)}/d)，数量 ${dsum.toFixed(1)}/h (${(dsum * 24).toFixed(3)}/d)`;
             if (warn > 0) {
                 result += `（警告：${warn} 个种子计算可能不准确）`;
             }
@@ -80,7 +108,27 @@ let observer = new MutationObserver((records) => {
             let nbr = document.createElement('br');
             e.insertBefore(nbr, br);
             e.insertBefore(span, br);
+            const id = u.searchParams.get("id");
+            const all_warn = `，做种计算可能不准确，访问<a href="/mpseed.php?id=${id}">这里</a>获取新的S<sub>0</sub>值`;
+            const last_updated = get_last_updated();
+            if (default_is_used) {
+                let span2 = document.createElement("span");
+                span2.innerHTML = "默认的S<sub>0</sub>被使用了" + all_warn;
+                e.insertBefore(document.createElement('br'), br);
+                e.insertBefore(span2, br);
+            } else if (Date.now() - last_updated > MAX_CACHE_TIME) {
+                let span2 = document.createElement("span");
+                span2.innerHTML = `S<sub>0</sub>值已经过期${all_warn}`;
+                e.insertBefore(document.createElement('br'), br);
+                e.insertBefore(span2, br);
+            }
         }
     }
 })
 observer.observe(document.body, { childList: true, subtree: true });
+})();}
+else if (u.pathname == "/mpseed.php") {
+    const S0 = parseFloat(document.querySelector(".mainouter tr:nth-child(2) ul > li:nth-child(2)").innerText.match(/(?<=S0\=)[0-9.]+/)[0]);
+    localStorage.setItem(S0_KEY, S0);
+    localStorage.setItem(LAST_UPDATED_KEY, Date.now());
+}