diff --git a/bds-tools/package.json b/bds-tools/package.json
index 11470410..9ea3ea45 100644
--- a/bds-tools/package.json
+++ b/bds-tools/package.json
@@ -43,7 +43,7 @@
   "scripts": {
     "build": "node ../scripts/esbuild-transpile.mjs --dts",
     "dev": "tsx src/bds-manager.ts",
-    "typecheck": "node ../tools/tsc7.mjs --noEmit",
+    "typecheck": "tsc7 --noEmit",
     "clean": "node -e \"require('node:fs').rmSync('dist',{recursive:true,force:true})\"",
     "test": "node --test is-main.test.mjs pack-manager-lifecycle.test.mjs server-properties.test.mjs world-packs.test.mjs zipx.test.mjs",
     "update": "node dist/check-update.js",
diff --git a/db-server/package.json b/db-server/package.json
index 914c0527..c4a1d227 100644
--- a/db-server/package.json
+++ b/db-server/package.json
@@ -31,7 +31,7 @@
     "start": "node dist/index.js",
     "dev": "tsx src/index.ts",
     "build": "node ../scripts/esbuild-transpile.mjs --dts",
-    "typecheck": "node ../tools/tsc7.mjs --noEmit",
+    "typecheck": "tsc7 --noEmit",
     "clean": "node -e \"require('node:fs').rmSync('dist',{recursive:true,force:true})\"",
     "test": "npm run build && node --test dist/*.test.js",
     "format": "prettier --write \"src/**/*.{ts,tsx,js,json}\"",
diff --git a/modules/packages/afk/package.json b/modules/packages/afk/package.json
index f6fcb900..664f931e 100644
--- a/modules/packages/afk/package.json
+++ b/modules/packages/afk/package.json
@@ -6,7 +6,7 @@
   "description": "SAPI module: AFK - 玩家挂机检测与状态管理。",
   "main": "sapi/src/index.ts",
   "scripts": {
-    "typecheck": "node ../../../tools/tsc7.mjs --noEmit -p sapi/tsconfig.json"
+    "typecheck": "tsc7 --noEmit -p sapi/tsconfig.json"
   },
   "dependencies": {
     "@sfmc-bds/sdk": "*"
diff --git a/modules/sdk/@sfmc-eslint-plugin/package.json b/modules/sdk/@sfmc-eslint-plugin/package.json
index 20ed629b..9cead542 100644
--- a/modules/sdk/@sfmc-eslint-plugin/package.json
+++ b/modules/sdk/@sfmc-eslint-plugin/package.json
@@ -19,8 +19,8 @@
     "README.md"
   ],
   "scripts": {
-    "build": "node ../../../tools/tsc7.mjs -p tsconfig.json",
-    "typecheck": "node ../../../tools/tsc7.mjs --noEmit -p tsconfig.json",
+    "build": "tsc7 -p tsconfig.json",
+    "typecheck": "tsc7 --noEmit -p tsconfig.json",
     "test": "npm run build && node --test dist/**/*.test.js",
     "prepublishOnly": "npm run build"
   },
diff --git a/modules/sdk/@sfmc-sdk/build.mjs b/modules/sdk/@sfmc-sdk/build.mjs
index 48314fea..26ab274b 100644
--- a/modules/sdk/@sfmc-sdk/build.mjs
+++ b/modules/sdk/@sfmc-sdk/build.mjs
@@ -23,9 +23,9 @@
  *   2) tsc 发 .d.ts → dist/types/<subpath>/index.d.ts
  */
 import { build } from "esbuild";
-import { execSync } from "node:child_process";
 import fs from "node:fs";
 import path from "node:path";
+import { runTsc7 } from "../../../tools/tsc7.mjs";
 
 const SUBPATHS = [
   { sub: "contracts", platform: "neutral" },
@@ -74,9 +74,10 @@ for (const { sub, platform } of SUBPATHS) {
   });
 }
 
-// 2) .d.ts — tsc --emitDeclarationOnly 产 dist/types
-console.log("[sdk] emitting .d.ts via tsc...");
-execSync("npx tsc -p tsconfig.types.json", { stdio: "inherit" });
+// 2) .d.ts — 经 tsc7（TS7 native）产 dist/types
+console.log("[sdk] emitting .d.ts via tsc7...");
+const dtsCode = runTsc7(["-p", "tsconfig.types.json"]);
+if (dtsCode !== 0) process.exit(dtsCode);
 
 console.log("@sfmc-bds/sdk build done:", SUBPATHS.length, "subpaths");
 
diff --git a/modules/sdk/@sfmc-sdk/package.json b/modules/sdk/@sfmc-sdk/package.json
index ab318470..c47dfd9f 100644
--- a/modules/sdk/@sfmc-sdk/package.json
+++ b/modules/sdk/@sfmc-sdk/package.json
@@ -99,8 +99,8 @@
   "scripts": {
     "build": "node build.mjs",
     "build:js": "node build.mjs",
-    "build:types": "node ../../../tools/tsc7.mjs -p tsconfig.types.json",
-    "typecheck": "node ../../../tools/tsc7.mjs --noEmit -p tsconfig.types.json",
+    "build:types": "tsc7 -p tsconfig.types.json",
+    "typecheck": "tsc7 --noEmit -p tsconfig.types.json",
     "clean": "node -e \"require('node:fs').rmSync('dist',{recursive:true,force:true})\"",
     "prepublishOnly": "npm run clean && npm run build:types && node build.mjs"
   },
diff --git a/package.json b/package.json
index 2760442d..cbfcf570 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "check-ootb": "node tools/check-ootb.mjs",
     "check-minecraft-versions": "node tools/check-minecraft-versions.mjs",
     "smoke-modules": "node tools/smoke-modules.mjs",
-    "typecheck": "node ./tools/tsc7.mjs --noEmit -p sfmc/tsconfig.json && node ./tools/tsc7.mjs --noEmit -p db-server/tsconfig.json && node ./tools/tsc7.mjs --noEmit -p bds-tools/tsconfig.json && node ./tools/tsc7.mjs --noEmit -p qq-bridge/tsconfig.json && node ./tools/tsc7.mjs --noEmit -p modules/sdk/@sfmc-sdk/tsconfig.types.json && node ./tools/tsc7.mjs --noEmit -p modules/sdk/@sfmc-eslint-plugin/tsconfig.json && node ./tools/tsc7.mjs --noEmit -p remote-controller/tsconfig.json",
+    "typecheck": "npm run typecheck --workspaces --if-present",
     "lint": "npm run eslint-plugin:build && eslint .",
     "bundle": "node build-sea.mjs",
     "sea": "node --build-sea sea-config.json"
diff --git a/qq-bridge/package.json b/qq-bridge/package.json
index 58f732f9..a462ae4e 100644
--- a/qq-bridge/package.json
+++ b/qq-bridge/package.json
@@ -31,7 +31,7 @@
     "start": "node dist/index.js",
     "dev": "tsx src/index.ts",
     "build": "node ../scripts/esbuild-transpile.mjs",
-    "typecheck": "node ../tools/tsc7.mjs --noEmit",
+    "typecheck": "tsc7 --noEmit",
     "clean": "node -e \"require('node:fs').rmSync('dist',{recursive:true,force:true})\"",
     "format": "prettier --write \"src/**/*.{ts,tsx,js,json}\"",
     "prepublishOnly": "npm run build"
diff --git a/remote-controller/package.json b/remote-controller/package.json
index 33932ee8..45d350cb 100644
--- a/remote-controller/package.json
+++ b/remote-controller/package.json
@@ -5,7 +5,7 @@
   "type": "module",
   "scripts": {
     "build": "node ../scripts/esbuild-transpile.mjs",
-    "typecheck": "node ../tools/tsc7.mjs --noEmit",
+    "typecheck": "tsc7 --noEmit",
     "start": "node dist/index.js"
   },
   "dependencies": {
diff --git a/scripts/esbuild-transpile.mjs b/scripts/esbuild-transpile.mjs
index 26dd910e..4c87d254 100644
--- a/scripts/esbuild-transpile.mjs
+++ b/scripts/esbuild-transpile.mjs
@@ -10,9 +10,9 @@
  */
 
 import { build } from "esbuild";
-import { execSync } from "node:child_process";
 import fs from "node:fs";
 import path from "node:path";
+import { runTsc7 } from "../tools/tsc7.mjs";
 
 const emitDts = process.argv.includes("--dts");
 const srcDir = path.resolve("src");
@@ -60,8 +60,13 @@ await build({
 console.log(`[esbuild-transpile] emitted ${entryPoints.length} files → dist/`);
 
 if (emitDts) {
-  console.log("[esbuild-transpile] emitting .d.ts via tsc --emitDeclarationOnly...");
-  execSync("npx tsc -p tsconfig.json --emitDeclarationOnly --declaration --declarationMap", {
-    stdio: "inherit",
-  });
+  console.log("[esbuild-transpile] emitting .d.ts via tsc7 --emitDeclarationOnly...");
+  const code = runTsc7([
+    "-p",
+    "tsconfig.json",
+    "--emitDeclarationOnly",
+    "--declaration",
+    "--declarationMap",
+  ]);
+  if (code !== 0) process.exit(code);
 }
diff --git a/sfmc/package.json b/sfmc/package.json
index 424e650a..dca8621b 100644
--- a/sfmc/package.json
+++ b/sfmc/package.json
@@ -44,7 +44,7 @@
   "scripts": {
     "start": "node ./dist/main.js",
     "build": "node ../scripts/esbuild-transpile.mjs --dts",
-    "typecheck": "node ../tools/tsc7.mjs --noEmit -p tsconfig.json",
+    "typecheck": "tsc7 --noEmit -p tsconfig.json",
     "dev": "tsx src/main.ts",
     "prepublishOnly": "npm run build"
   },
diff --git a/tools/new-module.mjs b/tools/new-module.mjs
old mode 100644
new mode 100755
index 61ce0026..ad6963d3
--- a/tools/new-module.mjs
+++ b/tools/new-module.mjs
@@ -66,7 +66,7 @@ function buildPackageJson(folderId) {
     description: `SAPI module: ${folderId}`,
     main: "sapi/src/index.ts",
     scripts: {
-      typecheck: "tsc --noEmit -p sapi/tsconfig.json",
+      typecheck: "tsc7 --noEmit -p sapi/tsconfig.json",
     },
     dependencies: {
       "@sfmc-bds/sdk": "^0.1.0",
diff --git a/tools/package.json b/tools/package.json
index 68d50230..b69c1eba 100644
--- a/tools/package.json
+++ b/tools/package.json
@@ -28,7 +28,8 @@
     "sfmc-fetch-module": "./fetch-module.mjs",
     "sfmc-new-module": "./new-module.mjs",
     "sfmc-smoke-modules": "./smoke-modules.mjs",
-    "sfmc-sim-new-user": "./sim-new-user.mjs"
+    "sfmc-sim-new-user": "./sim-new-user.mjs",
+    "tsc7": "./tsc7.mjs"
   },
   "files": [
     "*.mjs",
diff --git a/tools/smoke-remote-controller.mjs b/tools/smoke-remote-controller.mjs
index 14921ecc..6690c0c8 100644
--- a/tools/smoke-remote-controller.mjs
+++ b/tools/smoke-remote-controller.mjs
@@ -19,7 +19,7 @@ const DIST = path.join(ROOT, "remote-controller", "dist", "index.js");
 const ENTRY = path.join(ROOT, "tools", "smoke-remote-controller-agent.mjs");
 
 if (!fs.existsSync(DIST)) {
-  console.error(`FAIL: missing build artifact ${DIST} (run: cd remote-controller && npx tsc)`);
+  console.error(`FAIL: missing build artifact ${DIST} (run: npm run build -w remote-controller)`);
   process.exit(1);
 }
 
diff --git a/tools/tsc7.mjs b/tools/tsc7.mjs
old mode 100644
new mode 100755
index 9cd19589..e55fb798
--- a/tools/tsc7.mjs
+++ b/tools/tsc7.mjs
@@ -1,17 +1,64 @@
 #!/usr/bin/env node
 /**
- * 调用 TypeScript 7 原生 tsc。
- * 双轨安装下 `typescript` 解析为 @typescript/typescript6（ESLint API），
- * 其依赖 @typescript/old 会占用 node_modules/.bin/tsc，故 typecheck/emit 需显式走本入口。
+ * 调用 TypeScript 7 原生 tsc（权威入口）。
+ *
+ * 双轨安装：
+ * - `typescript` → `@typescript/typescript6`（供 ESLint / typescript-eslint API，bin 为 tsc6）
+ * - `@typescript/native` → `typescript@7`（类型检查 / emit）
+ *
+ * 各包 typecheck、.d.ts emit 应走本入口（或 bin `tsc7`），不要依赖 `.bin/tsc` 的链接胜出方。
  */
 import { spawnSync } from "node:child_process";
+import fs from "node:fs";
 import { createRequire } from "node:module";
 import path from "node:path";
+import { fileURLToPath } from "node:url";
 
 const require = createRequire(import.meta.url);
-const pkgDir = path.dirname(require.resolve("@typescript/native/package.json"));
-const tscPath = path.join(pkgDir, "bin", "tsc");
-const result = spawnSync(process.execPath, [tscPath, ...process.argv.slice(2)], {
-  stdio: "inherit",
-});
-process.exit(result.status === null ? 1 : result.status);
+
+function tryRealpath(filePath) {
+  try {
+    return fs.realpathSync.native(filePath);
+  } catch {
+    return filePath;
+  }
+}
+
+/** 解析 @typescript/native 包内 tsc 脚本路径 */
+export function resolveNativeTsc() {
+  let pkgJson;
+  try {
+    pkgJson = require.resolve("@typescript/native/package.json");
+  } catch {
+    throw new Error("未找到 @typescript/native（TypeScript 7）。请在仓库根目录执行 npm install。");
+  }
+  return path.join(path.dirname(pkgJson), "bin", "tsc");
+}
+
+/**
+ * 以当前 Node 进程调用 TS7 tsc。
+ * @param {string[]} args tsc CLI 参数
+ * @param {{ stdio?: import("node:child_process").StdioOptions }} [opts]
+ * @returns {number} 进程退出码
+ */
+export function runTsc7(args, opts = {}) {
+  const tscPath = resolveNativeTsc();
+  const result = spawnSync(process.execPath, [tscPath, ...args], {
+    stdio: opts.stdio ?? "inherit",
+  });
+  if (result.error) throw result.error;
+  return result.status === null ? 1 : result.status;
+}
+
+/** 经 node_modules/.bin/tsc7 符号链接调用时也须识别为主入口 */
+function isMainModule() {
+  const entry = process.argv[1];
+  if (!entry) return false;
+  const entryReal = tryRealpath(path.resolve(entry));
+  const selfReal = tryRealpath(fileURLToPath(import.meta.url));
+  return entryReal === selfReal;
+}
+
+if (isMainModule()) {
+  process.exit(runTsc7(process.argv.slice(2)));
+}