diff --git a/Sanchime.Functional/Core/Products/ICombine b/Sanchime.Functional/Core/Products/ICombine
new file mode 100644
index 0000000..c1b0730
--- /dev/null
+++ b/Sanchime.Functional/Core/Products/ICombine
@@ -0,0 +1 @@
+x
\ No newline at end of file
diff --git a/Sanchime.Functional/Core/Products/ICombine.cs b/Sanchime.Functional/Core/Products/ICombine.cs
new file mode 100644
index 0000000..0026e35
--- /dev/null
+++ b/Sanchime.Functional/Core/Products/ICombine.cs
@@ -0,0 +1,9 @@
+namespace Sanchime.Core.Products;
+
+/// <summary>
+/// 组合子接口
+/// </summary>
+public interface ICombinator
+{
+    ICombinator Combine(ICombinator value);
+}
\ No newline at end of file