diff --git a/crates/fidc-core/src/platform_expr_strategy.rs b/crates/fidc-core/src/platform_expr_strategy.rs
index c18b43c..379d94f 100644
--- a/crates/fidc-core/src/platform_expr_strategy.rs
+++ b/crates/fidc-core/src/platform_expr_strategy.rs
@@ -6461,8 +6461,14 @@ impl Strategy for PlatformExprStrategy {
                 }
                 let (stop_hit, profit_hit) =
                     self.stop_take_action_for_position(ctx, execution_date, &day, position)?;
+                let can_sell = self.can_sell_position(ctx, execution_date, &position.symbol);
                 if stop_hit {
-                    pending_full_close_symbols.insert(position.symbol.clone());
+                    if can_sell {
+                        pending_full_close_symbols.insert(position.symbol.clone());
+                    }
+                    continue;
+                }
+                if !can_sell {
                     continue;
                 }
                 if self.config.delayed_limit_open_exit_enabled {
@@ -12191,6 +12197,150 @@ mod tests {
         )));
     }
 
+    #[test]
+    fn platform_weak_market_keeps_positive_adjust_when_stop_loss_sell_blocked() {
+        let prev_date = d(2025, 2, 2);
+        let date = d(2025, 2, 3);
+        let symbols = ["000001.SZ", "000002.SZ"];
+        let data = DataSet::from_components(
+            symbols
+                .iter()
+                .map(|symbol| Instrument {
+                    symbol: (*symbol).to_string(),
+                    name: (*symbol).to_string(),
+                    board: "SZ".to_string(),
+                    round_lot: 100,
+                    listed_at: Some(d(2020, 1, 1)),
+                    delisted_at: None,
+                    status: "active".to_string(),
+                })
+                .collect(),
+            symbols
+                .iter()
+                .map(|symbol| DailyMarketSnapshot {
+                    date,
+                    symbol: (*symbol).to_string(),
+                    timestamp: Some("2025-02-03 10:40:00".to_string()),
+                    day_open: 10.0,
+                    open: 10.0,
+                    high: 10.2,
+                    low: 10.0,
+                    close: 10.0,
+                    last_price: 10.0,
+                    bid1: 10.0,
+                    ask1: 10.01,
+                    prev_close: 11.11,
+                    volume: 1_000_000,
+                    tick_volume: 10_000,
+                    bid1_volume: 2_000,
+                    ask1_volume: 2_000,
+                    trading_phase: Some("continuous".to_string()),
+                    paused: false,
+                    upper_limit: 12.22,
+                    lower_limit: 10.0,
+                    price_tick: 0.01,
+                })
+                .collect(),
+            symbols
+                .iter()
+                .enumerate()
+                .map(|(index, symbol)| DailyFactorSnapshot {
+                    date,
+                    symbol: (*symbol).to_string(),
+                    market_cap_bn: 10.0 + index as f64,
+                    free_float_cap_bn: 10.0 + index as f64,
+                    pe_ttm: 8.0,
+                    turnover_ratio: Some(1.0),
+                    effective_turnover_ratio: Some(1.0),
+                    extra_factors: BTreeMap::new(),
+                })
+                .collect(),
+            symbols
+                .iter()
+                .map(|symbol| CandidateEligibility {
+                    date,
+                    symbol: (*symbol).to_string(),
+                    is_st: false,
+                    is_new_listing: false,
+                    is_paused: false,
+                    allow_buy: true,
+                    allow_sell: true,
+                    is_kcb: false,
+                    is_one_yuan: false,
+                })
+                .collect(),
+            vec![BenchmarkSnapshot {
+                date,
+                benchmark: "000852.SH".to_string(),
+                open: 1000.0,
+                close: 1000.0,
+                prev_close: 1000.0,
+                volume: 1_000_000,
+            }],
+        )
+        .expect("dataset");
+
+        let mut portfolio = PortfolioState::new(30_000.0);
+        portfolio
+            .position_mut("000001.SZ")
+            .buy(prev_date, 100, 20.0);
+        let subscriptions = BTreeSet::new();
+        let ctx = StrategyContext {
+            execution_date: date,
+            decision_date: date,
+            decision_index: 2,
+            data: &data,
+            portfolio: &portfolio,
+            futures_account: None,
+            open_orders: &[],
+            dynamic_universe: None,
+            subscriptions: &subscriptions,
+            process_events: &[],
+            active_process_event: None,
+            active_datetime: None,
+            order_events: &[],
+            fills: &[],
+        };
+        let mut cfg = PlatformExprStrategyConfig::microcap_rotation();
+        cfg.signal_symbol = "000001.SZ".to_string();
+        cfg.refresh_rate = 99;
+        cfg.max_positions = 2;
+        cfg.benchmark_short_ma_days = 1;
+        cfg.benchmark_long_ma_days = 1;
+        cfg.market_cap_lower_expr = "0".to_string();
+        cfg.market_cap_upper_expr = "1000".to_string();
+        cfg.selection_limit_expr = "2".to_string();
+        cfg.stock_filter_expr = "close > 0".to_string();
+        cfg.exposure_expr = "0.5".to_string();
+        cfg.stop_loss_expr = "0.92".to_string();
+        cfg.take_profit_expr.clear();
+        cfg.daily_top_up_enabled = true;
+        cfg.aiquant_transaction_cost = true;
+        let mut strategy = PlatformExprStrategy::new(cfg);
+        strategy.rebalance_day_counter = 2;
+
+        let decision = strategy.on_day(&ctx).expect("platform decision");
+
+        assert!(decision.order_intents.iter().any(|intent| matches!(
+            intent,
+            OrderIntent::Shares {
+                symbol,
+                quantity,
+                reason,
+            } if symbol == "000001.SZ"
+                && reason == "daily_position_target_adjust"
+                && *quantity > 0
+        )));
+        assert!(decision.order_intents.iter().any(|intent| matches!(
+            intent,
+            OrderIntent::TargetValue {
+                symbol,
+                target_value,
+                reason,
+            } if symbol == "000001.SZ" && *target_value == 0.0 && reason == "stop_loss_exit"
+        )));
+    }
+
     #[test]
     fn platform_refresh_rate_uses_stateful_aiquant_day_counter() {
         let dates = [d(2025, 2, 5), d(2025, 2, 6), d(2025, 2, 7)];