QuantStrategyLab · Pigbibi · May 7, 2026 · May 7, 2026
@@ -37,6 +37,9 @@ jobs:
       NOTIFY_LANG: ${{ vars.NOTIFY_LANG }}
       EXECUTION_REPORT_GCS_URI: ${{ vars.EXECUTION_REPORT_GCS_URI }}
       LONGBRIDGE_DRY_RUN_ONLY: ${{ vars.LONGBRIDGE_DRY_RUN_ONLY }}
+      LONGBRIDGE_FRACTIONAL_SHARES_ENABLED: ${{ vars.LONGBRIDGE_FRACTIONAL_SHARES_ENABLED }}
+      LONGBRIDGE_ORDER_QUANTITY_STEP: ${{ vars.LONGBRIDGE_ORDER_QUANTITY_STEP }}
+      LONGBRIDGE_MIN_ORDER_NOTIONAL_USD: ${{ vars.LONGBRIDGE_MIN_ORDER_NOTIONAL_USD }}
       GLOBAL_TELEGRAM_CHAT_ID: ${{ vars.GLOBAL_TELEGRAM_CHAT_ID }}
       TELEGRAM_TOKEN: ${{ secrets.TELEGRAM_TOKEN }}
     steps:
@@ -278,6 +281,24 @@ jobs:
             remove_env_vars+=("LONGBRIDGE_DRY_RUN_ONLY")
           fi
 
+          if [ -n "${LONGBRIDGE_FRACTIONAL_SHARES_ENABLED:-}" ]; then
+            env_pairs+=("LONGBRIDGE_FRACTIONAL_SHARES_ENABLED=${LONGBRIDGE_FRACTIONAL_SHARES_ENABLED}")
+          else
+            remove_env_vars+=("LONGBRIDGE_FRACTIONAL_SHARES_ENABLED")
+          fi
+
+          if [ -n "${LONGBRIDGE_ORDER_QUANTITY_STEP:-}" ]; then
+            env_pairs+=("LONGBRIDGE_ORDER_QUANTITY_STEP=${LONGBRIDGE_ORDER_QUANTITY_STEP}")
+          else
+            remove_env_vars+=("LONGBRIDGE_ORDER_QUANTITY_STEP")
+          fi
+
+          if [ -n "${LONGBRIDGE_MIN_ORDER_NOTIONAL_USD:-}" ]; then
+            env_pairs+=("LONGBRIDGE_MIN_ORDER_NOTIONAL_USD=${LONGBRIDGE_MIN_ORDER_NOTIONAL_USD}")
+          else
+            remove_env_vars+=("LONGBRIDGE_MIN_ORDER_NOTIONAL_USD")
+          fi
+
           if [ -n "${INCOME_THRESHOLD_USD:-}" ]; then
             env_pairs+=("INCOME_THRESHOLD_USD=${INCOME_THRESHOLD_USD}")
           else
@@ -334,6 +355,9 @@ jobs:
       NOTIFY_LANG: ${{ vars.NOTIFY_LANG }}
       EXECUTION_REPORT_GCS_URI: ${{ vars.EXECUTION_REPORT_GCS_URI }}
       LONGBRIDGE_DRY_RUN_ONLY: ${{ vars.LONGBRIDGE_DRY_RUN_ONLY }}
+      LONGBRIDGE_FRACTIONAL_SHARES_ENABLED: ${{ vars.LONGBRIDGE_FRACTIONAL_SHARES_ENABLED }}
+      LONGBRIDGE_ORDER_QUANTITY_STEP: ${{ vars.LONGBRIDGE_ORDER_QUANTITY_STEP }}
+      LONGBRIDGE_MIN_ORDER_NOTIONAL_USD: ${{ vars.LONGBRIDGE_MIN_ORDER_NOTIONAL_USD }}
       GLOBAL_TELEGRAM_CHAT_ID: ${{ vars.GLOBAL_TELEGRAM_CHAT_ID }}
       TELEGRAM_TOKEN: ${{ secrets.TELEGRAM_TOKEN }}
     steps:
@@ -575,6 +599,24 @@ jobs:
             remove_env_vars+=("LONGBRIDGE_DRY_RUN_ONLY")
           fi
 
+          if [ -n "${LONGBRIDGE_FRACTIONAL_SHARES_ENABLED:-}" ]; then
+            env_pairs+=("LONGBRIDGE_FRACTIONAL_SHARES_ENABLED=${LONGBRIDGE_FRACTIONAL_SHARES_ENABLED}")
+          else
+            remove_env_vars+=("LONGBRIDGE_FRACTIONAL_SHARES_ENABLED")
+          fi
+
+          if [ -n "${LONGBRIDGE_ORDER_QUANTITY_STEP:-}" ]; then
+            env_pairs+=("LONGBRIDGE_ORDER_QUANTITY_STEP=${LONGBRIDGE_ORDER_QUANTITY_STEP}")
+          else
+            remove_env_vars+=("LONGBRIDGE_ORDER_QUANTITY_STEP")
+          fi
+
+          if [ -n "${LONGBRIDGE_MIN_ORDER_NOTIONAL_USD:-}" ]; then
+            env_pairs+=("LONGBRIDGE_MIN_ORDER_NOTIONAL_USD=${LONGBRIDGE_MIN_ORDER_NOTIONAL_USD}")
+          else
+            remove_env_vars+=("LONGBRIDGE_MIN_ORDER_NOTIONAL_USD")
+          fi
+
           if [ -n "${INCOME_THRESHOLD_USD:-}" ]; then
             env_pairs+=("INCOME_THRESHOLD_USD=${INCOME_THRESHOLD_USD}")
           else

@@ -99,6 +99,7 @@ Deploy the same codebase as multiple Cloud Run services (e.g. `HK` and `SG`) by
 - Current strategy domain is `us_equity`. `STRATEGY_PROFILE` now goes through a platform capability matrix plus a rollout allowlist derived from `runtime_enabled` strategy metadata: `eligible` means the platform can run it in theory, `enabled` means the current rollout really allows it.
 - `ACCOUNT_REGION`: explicitly mark the deployed account region (`HK` / `SG`); if unset, the app falls back to `ACCOUNT_PREFIX` or `DEFAULT`
 - `LONGBRIDGE_DRY_RUN_ONLY`: set per service when that deployment should stay dry-run
+- `LONGBRIDGE_FRACTIONAL_SHARES_ENABLED` / `LONGBRIDGE_ORDER_QUANTITY_STEP`: set per service when that deployment should use non-default order sizing
 - `NOTIFY_LANG`: set `en` or `zh` per deployment
 
 ### GitHub-managed env sync for HK / SG
@@ -116,12 +117,12 @@ Recommended setup:
   - Optional fallback only: `TELEGRAM_TOKEN`
 - **GitHub Environment: `longbridge-hk`**
   - Variables: `CLOUD_RUN_REGION`, `CLOUD_RUN_SERVICE`, `ACCOUNT_PREFIX`, `ACCOUNT_REGION`, `STRATEGY_PROFILE`, `LONGPORT_SECRET_NAME`, `LONGPORT_APP_KEY_SECRET_NAME`, `LONGPORT_APP_SECRET_SECRET_NAME`
-  - Optional variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`, `LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`, `LONGBRIDGE_STRATEGY_CONFIG_PATH`, `LONGBRIDGE_DRY_RUN_ONLY`, `LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`, `INCOME_THRESHOLD_USD`, `QQQI_INCOME_RATIO`
+  - Optional variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`, `LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`, `LONGBRIDGE_STRATEGY_CONFIG_PATH`, `LONGBRIDGE_DRY_RUN_ONLY`, `LONGBRIDGE_FRACTIONAL_SHARES_ENABLED`, `LONGBRIDGE_ORDER_QUANTITY_STEP`, `LONGBRIDGE_MIN_ORDER_NOTIONAL_USD`, `LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`, `INCOME_THRESHOLD_USD`, `QQQI_INCOME_RATIO`
   - Current live example: `STRATEGY_PROFILE=tech_communication_pullback_enhancement`
   - Recommended secret-name values: `longport-app-key-hk`, `longport-app-secret-hk`
 - **GitHub Environment: `longbridge-sg`**
   - Variables: `CLOUD_RUN_REGION`, `CLOUD_RUN_SERVICE`, `ACCOUNT_PREFIX`, `ACCOUNT_REGION`, `STRATEGY_PROFILE`, `LONGPORT_SECRET_NAME`, `LONGPORT_APP_KEY_SECRET_NAME`, `LONGPORT_APP_SECRET_SECRET_NAME`
-  - Optional variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`, `LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`, `LONGBRIDGE_STRATEGY_CONFIG_PATH`, `LONGBRIDGE_DRY_RUN_ONLY`, `LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`, `INCOME_THRESHOLD_USD`, `QQQI_INCOME_RATIO`
+  - Optional variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`, `LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`, `LONGBRIDGE_STRATEGY_CONFIG_PATH`, `LONGBRIDGE_DRY_RUN_ONLY`, `LONGBRIDGE_FRACTIONAL_SHARES_ENABLED`, `LONGBRIDGE_ORDER_QUANTITY_STEP`, `LONGBRIDGE_MIN_ORDER_NOTIONAL_USD`, `LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`, `INCOME_THRESHOLD_USD`, `QQQI_INCOME_RATIO`
   - Current live example: `STRATEGY_PROFILE=soxl_soxx_trend_income`
   - Recommended secret-name values: `longport-app-key-sg`, `longport-app-secret-sg`
 
@@ -251,6 +252,7 @@ Secret Manager 中需存在 `LONGPORT_SECRET_NAME` 指定的密钥（默认: `lo
 - 当前策略域是 `us_equity`。`STRATEGY_PROFILE` 现在会先经过平台能力矩阵，再经过从 `runtime_enabled` 策略元数据派生的 rollout allowlist：`eligible` 表示平台理论可跑，`enabled` 表示当前 rollout 真正放开。
 - `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 `DEFAULT`
 - `LONGBRIDGE_DRY_RUN_ONLY`: 需要保持模拟运行时按服务单独设置
+- `LONGBRIDGE_FRACTIONAL_SHARES_ENABLED` / `LONGBRIDGE_ORDER_QUANTITY_STEP`: 需要覆盖默认下单数量步进时按服务单独设置
 - `NOTIFY_LANG`: 每个部署可独立设置 `en` 或 `zh`
 
 ### GitHub 统一管理 HK / SG 环境变量
@@ -268,12 +270,12 @@ Secret Manager 中需存在 `LONGPORT_SECRET_NAME` 指定的密钥（默认: `lo
   - 仅保留为 fallback：`TELEGRAM_TOKEN`
 - **GitHub Environment: `longbridge-hk`**
   - Variables: `CLOUD_RUN_REGION`、`CLOUD_RUN_SERVICE`、`ACCOUNT_PREFIX`、`ACCOUNT_REGION`、`STRATEGY_PROFILE`、`LONGPORT_SECRET_NAME`、`LONGPORT_APP_KEY_SECRET_NAME`、`LONGPORT_APP_SECRET_SECRET_NAME`
-  - 可选 Variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`、`LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`、`LONGBRIDGE_STRATEGY_CONFIG_PATH`、`LONGBRIDGE_DRY_RUN_ONLY`、`LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`、`INCOME_THRESHOLD_USD`、`QQQI_INCOME_RATIO`
+  - 可选 Variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`、`LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`、`LONGBRIDGE_STRATEGY_CONFIG_PATH`、`LONGBRIDGE_DRY_RUN_ONLY`、`LONGBRIDGE_FRACTIONAL_SHARES_ENABLED`、`LONGBRIDGE_ORDER_QUANTITY_STEP`、`LONGBRIDGE_MIN_ORDER_NOTIONAL_USD`、`LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`、`INCOME_THRESHOLD_USD`、`QQQI_INCOME_RATIO`
   - 当前线上示例：`STRATEGY_PROFILE=tech_communication_pullback_enhancement`
   - 建议的 secret-name 值：`longport-app-key-hk`、`longport-app-secret-hk`
 - **GitHub Environment: `longbridge-sg`**
   - Variables: `CLOUD_RUN_REGION`、`CLOUD_RUN_SERVICE`、`ACCOUNT_PREFIX`、`ACCOUNT_REGION`、`STRATEGY_PROFILE`、`LONGPORT_SECRET_NAME`、`LONGPORT_APP_KEY_SECRET_NAME`、`LONGPORT_APP_SECRET_SECRET_NAME`
-  - 可选 Variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`、`LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`、`LONGBRIDGE_STRATEGY_CONFIG_PATH`、`LONGBRIDGE_DRY_RUN_ONLY`、`LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`、`INCOME_THRESHOLD_USD`、`QQQI_INCOME_RATIO`
+  - 可选 Variables: `LONGBRIDGE_FEATURE_SNAPSHOT_PATH`、`LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH`、`LONGBRIDGE_STRATEGY_CONFIG_PATH`、`LONGBRIDGE_DRY_RUN_ONLY`、`LONGBRIDGE_FRACTIONAL_SHARES_ENABLED`、`LONGBRIDGE_ORDER_QUANTITY_STEP`、`LONGBRIDGE_MIN_ORDER_NOTIONAL_USD`、`LONGBRIDGE_DEBUG_POSITION_SNAPSHOT`、`INCOME_THRESHOLD_USD`、`QQQI_INCOME_RATIO`
   - 当前线上示例：`STRATEGY_PROFILE=soxl_soxx_trend_income`
   - 建议的 secret-name 值：`longport-app-key-sg`、`longport-app-secret-sg`
 

@@ -40,6 +40,9 @@ grep -Fq 'LONGBRIDGE_STRATEGY_CONFIG_PATH: ${{ vars.LONGBRIDGE_STRATEGY_CONFIG_P
 grep -Fq 'INCOME_THRESHOLD_USD: ${{ vars.INCOME_THRESHOLD_USD }}' "$workflow_file"
 grep -Fq 'QQQI_INCOME_RATIO: ${{ vars.QQQI_INCOME_RATIO }}' "$workflow_file"
 grep -Fq 'LONGBRIDGE_DRY_RUN_ONLY: ${{ vars.LONGBRIDGE_DRY_RUN_ONLY }}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_FRACTIONAL_SHARES_ENABLED: ${{ vars.LONGBRIDGE_FRACTIONAL_SHARES_ENABLED }}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_ORDER_QUANTITY_STEP: ${{ vars.LONGBRIDGE_ORDER_QUANTITY_STEP }}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_MIN_ORDER_NOTIONAL_USD: ${{ vars.LONGBRIDGE_MIN_ORDER_NOTIONAL_USD }}' "$workflow_file"
 grep -Fq "STRATEGY_PROFILE: \${{ vars.STRATEGY_PROFILE || 'soxl_soxx_trend_income' }}" "$workflow_file"
 grep -Fq "ACCOUNT_REGION: \${{ vars.ACCOUNT_REGION || 'HK' }}" "$workflow_file"
 grep -Fq "ACCOUNT_REGION: \${{ vars.ACCOUNT_REGION || 'SG' }}" "$workflow_file"
@@ -75,6 +78,9 @@ grep -Fq 'LONGBRIDGE_FEATURE_SNAPSHOT_PATH=${LONGBRIDGE_FEATURE_SNAPSHOT_PATH}'
 grep -Fq 'LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH=${LONGBRIDGE_FEATURE_SNAPSHOT_MANIFEST_PATH}' "$workflow_file"
 grep -Fq 'LONGBRIDGE_STRATEGY_CONFIG_PATH=${LONGBRIDGE_STRATEGY_CONFIG_PATH}' "$workflow_file"
 grep -Fq 'LONGBRIDGE_DRY_RUN_ONLY=${LONGBRIDGE_DRY_RUN_ONLY}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_FRACTIONAL_SHARES_ENABLED=${LONGBRIDGE_FRACTIONAL_SHARES_ENABLED}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_ORDER_QUANTITY_STEP=${LONGBRIDGE_ORDER_QUANTITY_STEP}' "$workflow_file"
+grep -Fq 'LONGBRIDGE_MIN_ORDER_NOTIONAL_USD=${LONGBRIDGE_MIN_ORDER_NOTIONAL_USD}' "$workflow_file"
 grep -Fq 'INCOME_THRESHOLD_USD=${INCOME_THRESHOLD_USD}' "$workflow_file"
 grep -Fq 'QQQI_INCOME_RATIO=${QQQI_INCOME_RATIO}' "$workflow_file"
 grep -Fq 'STRATEGY_PROFILE=${STRATEGY_PROFILE}' "$workflow_file"