diff --git a/README.md b/README.md
index 4e7c604..d0ffd38 100644
--- a/README.md
+++ b/README.md
@@ -18,9 +18,9 @@ This runtime matrix is the authoritative enablement source for LongBridge. `UsEq
 
 **LongBridge profile matrix**
 
-| Canonical profile | Display name | Alias | Enabled | Default | Rollback | Domain | Runtime note |
-| --- | --- | --- | --- | --- | --- | --- | --- |
-| `semiconductor_rotation_income` | Semiconductor Trend Income | `semiconductor_trend_income` | Yes | Yes | Yes | `us_equity` | current LongBridge default |
+| Canonical profile | Display name | Enabled | Default | Rollback | Domain | Runtime note |
+| --- | --- | --- | --- | --- | --- | --- |
+| `semiconductor_rotation_income` | Semiconductor Trend Income | Yes | Yes | Yes | `us_equity` | current LongBridge default |
 
 **Layers**
 
@@ -94,7 +94,7 @@ BOXX: $34,000.00  Cash: $10,000.00
 | `LONGPORT_SECRET_NAME` | No | Secret Manager secret name for LongPort token (default: `longport_token_hk`) |
 | `ACCOUNT_PREFIX` | No | Alert/log prefix for account/environment (default: `DEFAULT`) |
 | `SERVICE_NAME` | No | Alert/log prefix for service identity (default: `longbridge-quant-semiconductor-rotation-income`) |
-| `STRATEGY_PROFILE` | No | Strategy profile selector (default: `semiconductor_rotation_income`; supported canonical value: `semiconductor_rotation_income`; alias: `semiconductor_trend_income`) |
+| `STRATEGY_PROFILE` | No | Strategy profile selector (default: `semiconductor_rotation_income`; runtime value: `semiconductor_rotation_income`) |
 | `ACCOUNT_REGION` | No | Account region marker for platform-style deployment (e.g. `HK`, `SG`; defaults to `ACCOUNT_PREFIX` / service-name suffix / `DEFAULT`) |
 | `NOTIFY_LANG` | No | Notification language: `en` (English, default) or `zh` (Chinese) |
 | `GOOGLE_CLOUD_PROJECT` | No | GCP project ID (defaults to ADC project when unset) |
@@ -118,7 +118,7 @@ Deploy the same codebase as multiple Cloud Run services (e.g. `HK` and `SG`) by
 - `LONGPORT_SECRET_NAME`: point to different secrets (e.g. `longport_token_hk`, `longport_token_sg`)
 - `ACCOUNT_PREFIX`: e.g. `HK`, `SG` (all Telegram/log alerts will include `[ACCOUNT_PREFIX/SERVICE_NAME]`)
 - `SERVICE_NAME`: e.g. `longbridge-quant-semiconductor-rotation-income-hk`, `longbridge-quant-semiconductor-rotation-income-sg`
-- `STRATEGY_PROFILE`: use canonical `semiconductor_rotation_income` for the current LongBridge strategy profile; alias `semiconductor_trend_income` resolves to the same strategy
+- `STRATEGY_PROFILE`: use `semiconductor_rotation_income` for the current LongBridge strategy profile
 - Current strategy domain is `us_equity`. The repo now keeps a small strategy registry so future strategy switching can grow by domain + profile, instead of mixing platform and strategy in one layer.
 - `ACCOUNT_REGION`: explicitly mark the deployed account region (`HK` / `SG`); if unset, the app falls back to `ACCOUNT_PREFIX` or the `-hk` / `-sg` service-name suffix
 - `NOTIFY_LANG`: set `en` or `zh` per deployment
@@ -265,7 +265,7 @@ BOXX: $34,000.00  现金: $10,000.00
 | `LONGPORT_SECRET_NAME` | 否 | Secret Manager 中的密钥名称（默认: `longport_token_hk`） |
 | `ACCOUNT_PREFIX` | 否 | 通知/日志前缀，区分账户环境（默认: `DEFAULT`） |
 | `SERVICE_NAME` | 否 | 通知/日志前缀，区分服务（默认: `longbridge-quant-semiconductor-rotation-income`） |
-| `STRATEGY_PROFILE` | 否 | 策略档位选择（默认: `semiconductor_rotation_income`；当前 canonical 值: `semiconductor_rotation_income`；alias: `semiconductor_trend_income`） |
+| `STRATEGY_PROFILE` | 否 | 策略档位选择（默认: `semiconductor_rotation_income`；运行时直接用 `semiconductor_rotation_income`） |
 | `ACCOUNT_REGION` | 否 | 平台化部署时的账户区域标记（如 `HK`、`SG`；默认按 `ACCOUNT_PREFIX` / 服务名后缀 / `DEFAULT` 推断） |
 | `NOTIFY_LANG` | 否 | 通知语言: `en`（英文，默认）或 `zh`（中文） |
 | `GOOGLE_CLOUD_PROJECT` | 否 | GCP 项目 ID（未设置时使用 ADC 默认项目） |
@@ -289,7 +289,7 @@ Secret Manager 中需存在 `LONGPORT_SECRET_NAME` 指定的密钥（默认: `lo
 - `LONGPORT_SECRET_NAME`: 指向不同密钥（如 `longport_token_hk`、`longport_token_sg`）
 - `ACCOUNT_PREFIX`: 如 `HK`、`SG`（所有通知/日志将包含 `[ACCOUNT_PREFIX/SERVICE_NAME]`）
 - `SERVICE_NAME`: 如 `longbridge-quant-semiconductor-rotation-income-hk`、`longbridge-quant-semiconductor-rotation-income-sg`
-- `STRATEGY_PROFILE`: 当前 LongBridge 策略档位使用 canonical `semiconductor_rotation_income`；alias `semiconductor_trend_income` 会解析到同一条策略
+- `STRATEGY_PROFILE`: 当前 LongBridge 策略档位直接使用 `semiconductor_rotation_income`
 - 当前策略域是 `us_equity`。本地策略注册表只用于域和 profile 校验。
 - `ACCOUNT_REGION`: 显式标记部署账户区域（`HK` / `SG`）；未设置时会回退到 `ACCOUNT_PREFIX` 或服务名里的 `-hk` / `-sg` 后缀
 - `NOTIFY_LANG`: 每个部署可独立设置 `en` 或 `zh`