diff --git a/cjpm.toml b/cjpm.toml
index 927dc93..d6cd843 100644
--- a/cjpm.toml
+++ b/cjpm.toml
@@ -1,6 +1,7 @@
 [package]
   cjc-version = "1.1.3"
-  name = "simapi_serialization"
+  name = "serialization"
+  organization = "simcu"
   description = "SimApi 全反射 JSON 序列化库（对齐 .NET JsonSerializer.Serialize/Deserialize + SerializerPropertyName/SerializerIgnore 特性）"
   version = "1.0.3"
   target-dir = ""
diff --git a/src/SimApiSerialization.cj b/src/SimApiSerialization.cj
index 72fb2a6..9569343 100644
--- a/src/SimApiSerialization.cj
+++ b/src/SimApiSerialization.cj
@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2025 SimcuTeam. All rights reserved.
  *
- * simapi_serialization 根包锚点：聚合重导出，`import simapi_serialization.*`
+ * simapi_serialization 根包锚点：聚合重导出，`import simcu::serialization.*`
  * 即可使用全部能力：
  *   - 注解（@SerializerPropertyName / @SerializerIgnore）         → common 子包
  *   - 序列化器（JsonSerializer / JsonOption）                     → json 子包
@@ -12,7 +12,7 @@
  *   simapi_serialization.macros  @SerializerParent 宏
  */
 
-package simapi_serialization
+package simcu::serialization
 
-public import simapi_serialization.common.*
-public import simapi_serialization.json.*
+public import simcu::serialization.common.*
+public import simcu::serialization.json.*
diff --git a/src/common/Annotations.cj b/src/common/Annotations.cj
index 4520621..d7d17c4 100644
--- a/src/common/Annotations.cj
+++ b/src/common/Annotations.cj
@@ -9,7 +9,7 @@
  * 标到 prop 上会直接编译报错，避免「标了但不生效」的静默陷阱。
  */
 
-package simapi_serialization.common
+package simcu::serialization.common
 
 /**
  * 指定字段的序列化名称（对齐 .NET JsonPropertyNameAttribute）。
diff --git a/src/common/NamingPolicy.cj b/src/common/NamingPolicy.cj
index 4b1fc3a..6a367ff 100644
--- a/src/common/NamingPolicy.cj
+++ b/src/common/NamingPolicy.cj
@@ -4,7 +4,7 @@
  * 供 JSON/XML 序列化器共用。
  */
 
-package simapi_serialization.common
+package simcu::serialization.common
 
 /**
  * 属性命名策略。
diff --git a/src/common/ReflectionCache.cj b/src/common/ReflectionCache.cj
index c793b54..3d6d2c6 100644
--- a/src/common/ReflectionCache.cj
+++ b/src/common/ReflectionCache.cj
@@ -7,7 +7,7 @@
  *   故 v1 仅枚举运行时类自身声明的 var 字段（父类字段暂不序列化）。
  */
 
-package simapi_serialization.common
+package simcu::serialization.common
 
 import std.collection.*
 import std.reflect.*
diff --git a/src/json/JsonOption.cj b/src/json/JsonOption.cj
index bedd058..246b122 100644
--- a/src/json/JsonOption.cj
+++ b/src/json/JsonOption.cj
@@ -3,9 +3,9 @@
  * JsonOption：序列化选项（对齐 .NET JsonSerializerOptions）。
  */
 
-package simapi_serialization.json
+package simcu::serialization.json
 
-import simapi_serialization.common.*
+import simcu::serialization.common.*
 
 /**
  * 序列化选项。
diff --git a/src/json/JsonReader.cj b/src/json/JsonReader.cj
index fd08750..6f29c3f 100644
--- a/src/json/JsonReader.cj
+++ b/src/json/JsonReader.cj
@@ -7,14 +7,14 @@
  * - 类型不匹配做宽松转换（JsonInt/JsonFloat/JsonString 互转）
  */
 
-package simapi_serialization.json
+package simcu::serialization.json
 
 import std.collection.*
 import std.convert.*
 import std.reflect.*
 import stdx.encoding.json.*
-import simapi_serialization.common.ReflectionCache
-import simapi_serialization.common.FieldMetadata
+import simcu::serialization.common.ReflectionCache
+import simcu::serialization.common.FieldMetadata
 
 /**
  * JsonValue → 对象 读取器。
diff --git a/src/json/JsonSerializer.cj b/src/json/JsonSerializer.cj
index e6e05ee..be3cf95 100644
--- a/src/json/JsonSerializer.cj
+++ b/src/json/JsonSerializer.cj
@@ -7,7 +7,7 @@
  * 全反射实现：任意类（无参构造 + var 字段）无需实现接口、无需宏。
  */
 
-package simapi_serialization.json
+package simcu::serialization.json
 
 import std.reflect.*
 import stdx.encoding.json.*
diff --git a/src/json/JsonWriter.cj b/src/json/JsonWriter.cj
index a8b0098..af7f6e9 100644
--- a/src/json/JsonWriter.cj
+++ b/src/json/JsonWriter.cj
@@ -6,13 +6,13 @@
  * 因此通过反射调用 iterator()/hasNext()/next() 与 keys()/get() 迭代元素。
  */
 
-package simapi_serialization.json
+package simcu::serialization.json
 
 import std.collection.*
 import std.reflect.*
 import stdx.encoding.json.*
-import simapi_serialization.common.ReflectionCache
-import simapi_serialization.common.FieldMetadata
+import simcu::serialization.common.ReflectionCache
+import simcu::serialization.common.FieldMetadata
 
 /**
  * 对象 → JsonValue 写入器。
diff --git a/src/macros/SerializerParentMacro.cj b/src/macros/SerializerParentMacro.cj
index c71259d..09828a5 100644
--- a/src/macros/SerializerParentMacro.cj
+++ b/src/macros/SerializerParentMacro.cj
@@ -25,7 +25,7 @@
  *   - @SerializerIgnore 字段跳过；@SerializerPropertyName 用注解名做 JSON 键
  */
 
-macro package simapi_serialization.macros
+macro package simcu::serialization.macros
 
 import std.ast.*
 import std.collection.*
diff --git a/src/tests/JsonSerializer_test.cj b/src/tests/JsonSerializer_test.cj
index b86eb1b..820cd98 100644
--- a/src/tests/JsonSerializer_test.cj
+++ b/src/tests/JsonSerializer_test.cj
@@ -8,13 +8,13 @@
  * 运行：cjpm test
  */
 
-package simapi_serialization.tests
+package simcu::serialization.tests
 
 import std.collection.*
 import std.unittest.*
 import std.unittest.testmacro.*
-import simapi_serialization.*
-import simapi_serialization.macros.*
+import simcu::serialization.*
+import simcu::serialization.macros.*
 enum Role {
     | Admin
     | Member