diff --git a/mods/dr_game/Difficult_Rocket_rs/src/Cargo.lock b/mods/dr_game/Difficult_Rocket_rs/src/Cargo.lock
index 6264888..212dc2d 100644
--- a/mods/dr_game/Difficult_Rocket_rs/src/Cargo.lock
+++ b/mods/dr_game/Difficult_Rocket_rs/src/Cargo.lock
@@ -135,7 +135,7 @@ checksum = "22ec99545bb0ed0ea7bb9b8e1e9122ea386ff8a48c0922e43f36d45ab09e0e80"
 
 [[package]]
 name = "difficult_rocket_rs"
-version = "0.4.0"
+version = "0.4.1"
 dependencies = [
  "anyhow",
  "nalgebra",
@@ -454,9 +454,9 @@ dependencies = [
 
 [[package]]
 name = "quick-xml"
-version = "0.31.0"
+version = "0.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1004a344b30a54e2ee58d66a71b32d2db2feb0a31f9a2d302bf0536f15de2a33"
+checksum = "1d3a6e5838b60e0e8fa7a43f22ade549a37d61f8bdbe636d0d7816191de969c2"
 dependencies = [
  "memchr",
  "serde",
@@ -473,9 +473,9 @@ dependencies = [
 
 [[package]]
 name = "rapier2d-f64"
-version = "0.19.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7445a5148251f0e1d31e5bd798b8d5aed07984beb44a89ad0af13e99a7804748"
+checksum = "569c367a5f266a20e4253d798d3b9115d07c7c085b7be3258de104af3557f38f"
 dependencies = [
  "approx",
  "arrayvec",
@@ -491,6 +491,7 @@ dependencies = [
  "parry2d-f64",
  "rustc-hash",
  "simba",
+ "thiserror",
  "vec_map",
 ]
 
@@ -624,6 +625,26 @@ version = "0.12.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e1fc403891a21bcfb7c37834ba66a547a8f402146eba7265b5a6d88059c9ff2f"
 
+[[package]]
+name = "thiserror"
+version = "1.0.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c546c80d6be4bc6a00c0f01730c08df82eaa7a7a61f11d656526506112cc1709"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46c3384250002a6d5af4d114f2845d37b57521033f30d5c3f46c4d70e1197533"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.66",
+]
+
 [[package]]
 name = "typenum"
 version = "1.17.0"
diff --git a/mods/dr_game/Difficult_Rocket_rs/src/Cargo.toml b/mods/dr_game/Difficult_Rocket_rs/src/Cargo.toml
index 52b03e2..7d0e32e 100644
--- a/mods/dr_game/Difficult_Rocket_rs/src/Cargo.toml
+++ b/mods/dr_game/Difficult_Rocket_rs/src/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "difficult_rocket_rs"
-version = "0.4.0"
+version = "0.4.1"
 edition = "2021"
 license-file = '../../LICENSE'
 authors = ["shenjackyuanjie <3695888@qq.com>"]
@@ -24,10 +24,10 @@ opt-level = 2
 [dependencies]
 anyhow = "1.0"
 
-quick-xml = { version = "0.31.0", features = ["serialize"] }
+quick-xml = { version = "0.32.0", features = ["serialize"] }
 serde = { version = "1.0", features = ["derive"] }
 
 nalgebra = "0.32.5"
 pyo3 = { version = "0.21.2", features = ["extension-module", "macros"] }
-rapier2d-f64 = { version = "0.19.0", features = ["simd-stable"] }
+rapier2d-f64 = { version = "0.20.0", features = ["simd-stable"] }
 # 虽然但是, raiper在这里!
diff --git a/mods/dr_game/Difficult_Rocket_rs/src/src/lib.rs b/mods/dr_game/Difficult_Rocket_rs/src/src/lib.rs
index f915ce6..7a68ebc 100644
--- a/mods/dr_game/Difficult_Rocket_rs/src/src/lib.rs
+++ b/mods/dr_game/Difficult_Rocket_rs/src/src/lib.rs
@@ -26,6 +26,7 @@ fn module_init(m: &Bound<'_, PyModule>) -> PyResult<()> {
     m.add_function(wrap_pyfunction!(sr1_parse::part_list::read_part_list_py, m)?)?;
     m.add_function(wrap_pyfunction!(sr1_parse::ship::py_raw_ship_from_file, m)?)?;
     m.add_function(wrap_pyfunction!(python::data::load_and_save_test, m)?)?;
+    m.add_function(wrap_pyfunction!(sr1_parse::ship::py_assert_ship, m)?)?;
     m.add_class::<python::data::PySR1Ship>()?;
     m.add_class::<python::data::PySR1PartList>()?;
     m.add_class::<python::data::PySR1PartType>()?;
diff --git a/mods/dr_game/Difficult_Rocket_rs/src/src/sr1_parse/data_structure/ship.rs b/mods/dr_game/Difficult_Rocket_rs/src/src/sr1_parse/data_structure/ship.rs
index 64d77d6..1392efe 100644
--- a/mods/dr_game/Difficult_Rocket_rs/src/src/sr1_parse/data_structure/ship.rs
+++ b/mods/dr_game/Difficult_Rocket_rs/src/src/sr1_parse/data_structure/ship.rs
@@ -365,10 +365,67 @@ pub fn py_raw_ship_from_file(path: String) -> PyResult<bool> {
     match raw_ship {
         Ok(ship) => {
             println!("{:?}", ship);
+            Ok(true)
         }
         Err(e) => {
             println!("{:?}", e);
+            Ok(false)
         }
     }
-    Ok(true)
+}
+
+use quick_xml::events::Event;
+use quick_xml::reader::Reader;
+
+#[pyfunction]
+#[pyo3(name = "assert_ship")]
+/// 校验这玩意是不是个船
+pub fn py_assert_ship(path: String) -> bool {
+    let file_data = match std::fs::read_to_string(path) {
+        Ok(data) => data,
+        Err(e) => {
+            println!("ERROR while reading file!\n{}\n----------", e);
+            return false;
+        }
+    };
+    let mut reader = Reader::from_str(&file_data);
+    // 读取第一个
+    match reader.read_event() {
+        Ok(Event::Start(e)) => {
+            if e.name().as_ref() == b"Ship" {
+                // 再验证一下 version, liftedOff, touchingGround
+                let mut founds = (false, false, false);
+                let _ = e.attributes().map(|attr| match attr {
+                    Ok(attr) => match attr.value.as_ref() {
+                        b"version" => {
+                            founds.0 = true;
+                        }
+                        b"liftedOff" => {
+                            founds.1 = true;
+                        }
+                        b"touchingGround" => {
+                            founds.2 = true;
+                        }
+                        _ => (),
+                    },
+                    _ => (),
+                });
+                if !(founds.0 && founds.1 && founds.2) {
+                    println!(
+                        "warning: {}{}{} not found",
+                            if founds.0 { "" } else { "version " },
+                            if founds.1 { "" } else { "liftedOff " },
+                            if founds.2 { "" } else { "touchingGround " }
+                        
+                    );
+                    return false;
+                }
+            }
+        }
+        x => {
+            println!("ERROR while using xml to parse the file!\n{:?}\n----------", x);
+            return false;
+        },
+    }
+    true
 }
diff --git a/mods/dr_game/__init__.py b/mods/dr_game/__init__.py
index c1e6020..6eaa8d9 100644
--- a/mods/dr_game/__init__.py
+++ b/mods/dr_game/__init__.py
@@ -16,7 +16,7 @@ from Difficult_Rocket.api.types import Options, Version
 
 from lib_not_dr import loggers
 
-DR_rust_version = Version("0.4.0")  # DR_mod 的 Rust 编写部分的兼容版本
+DR_rust_version = Version("0.4.1")  # DR_mod 的 Rust 编写部分的兼容版本
 
 logger = loggers.config.get_logger_from_old("client.dr_game", "client")
 
diff --git a/mods/dr_game/lang/en-us.toml b/mods/dr_game/lang/en-us.toml
index 8c8a105..e6a8f4d 100644
--- a/mods/dr_game/lang/en-us.toml
+++ b/mods/dr_game/lang/en-us.toml
@@ -9,4 +9,5 @@ xml.load_time = "XML file loading has used: {} second"
 ship.load = "Loading ship: {}"
 ship.load_time = "Ship loading has used: {} second"
 ship.info = "Ship info:\n- Parts: {}\n- Weight: {}"
-ship.render.done = "Ship render done"
\ No newline at end of file
+ship.render.done = "Ship render done"
+folder.invalid = "Invalid folder: {}"
diff --git a/mods/dr_game/lang/zh-CN.toml b/mods/dr_game/lang/zh-CN.toml
index b124803..576bc00 100644
--- a/mods/dr_game/lang/zh-CN.toml
+++ b/mods/dr_game/lang/zh-CN.toml
@@ -11,3 +11,4 @@ ship.load_time = "飞船加载消耗时间: {} 秒"
 ship.info = "飞船信息:\n- 部件数量: {}\n- 部件重量: {}"
 ship.render.done = "飞船渲染完成"
 save.start = "正在保存飞船: {}"
+folder.invaild = "无效的文件夹: {}"
diff --git a/mods/dr_game/sr1_ship.py b/mods/dr_game/sr1_ship.py
index 53d417a..328e250 100644
--- a/mods/dr_game/sr1_ship.py
+++ b/mods/dr_game/sr1_ship.py
@@ -19,6 +19,7 @@ from pyglet.text import Label
 from pyglet.sprite import Sprite
 from pyglet.graphics import Batch, Group
 from pyglet.shapes import Line, Box
+
 # from pyglet.window import mouse
 
 from . import DR_mod_runtime
@@ -31,7 +32,7 @@ from Difficult_Rocket.client import ClientWindow
 from Difficult_Rocket.api.types import Fonts, Options
 from Difficult_Rocket.command.line import CommandText
 from Difficult_Rocket.client.screen import BaseScreen
-from Difficult_Rocket.api.camera import CenterGroupCamera
+from Difficult_Rocket.api.camera import CenterGroupCamera, GroupCamera
 
 from Difficult_Rocket.gui.widget.button import (
     PressTextButton,
@@ -88,9 +89,19 @@ class SR1ShipSelecter(BaseScreen):
     def __init__(self, main_window: ClientWindow):
         super().__init__(main_window)
         self.main_batch = Batch()
-        self.main_group = Group()
+        self.main_group = GroupCamera(window=main_window)
         self.folder_path: Path = Path("ships")
 
+    def set_folder(self, path: Path):
+        if not path.is_dir():
+            logger.warn(sr_tr().sr1.ship.folder.invalid().format(path), tag="ship explorer")
+            return
+        for file in path.iterdir():
+            if not file.is_file:
+                continue
+            # 尝试加载一下
+            
+
 
 
 class SR1ShipEditor(BaseScreen):