diff --git a/python/deep_ep/setup.py b/python/deep_ep/setup.py
index 85b0eac63..6303f8d84 100644
--- a/python/deep_ep/setup.py
+++ b/python/deep_ep/setup.py
@@ -1,10 +1,9 @@
 import os
 import re
 import subprocess
-import sys
 
 import setuptools
-from setuptools import find_packages
+from setuptools import find_namespace_packages, find_packages
 from setuptools.command.build_py import build_py
 from setuptools.dist import Distribution
 
@@ -97,71 +96,13 @@ def get_cann_version():
         return ""
 
 
-def get_npu_chip_type():
-    """
-    Detect the NPU chip type (910B or 910C) using npu-smi command
-    Returns:
-        str: "910b" if running on Ascend 910B, "910c" if running on Ascend 910C, empty string otherwise
-    """
-    try:
-        # Execute npu-smi command to get board information
-        cmd = ["npu-smi", "info", "-t", "board", "-i", "0", "-c", "0"]
-        result = subprocess.run(cmd, capture_output=True, text=True, check=True)
-
-        output = result.stdout
-
-        # Check for 910C pattern: NPU Name : 9382
-        if re.search(r"NPU\s+Name\s*:\s*9382", output, re.IGNORECASE) and re.search(
-            r"Chip\s+Name\s*:\s*Ascend910", output, re.IGNORECASE
-        ):
-            return "910c"
-
-        # Check for 910B pattern: Chip Name : 910B
-        if re.search(r"Chip\s+Name\s*:\s*910B", output, re.IGNORECASE):
-            return "910b"
-
-        # Fallback: check for keywords in the output
-        output_lower = output.lower()
-        if "ascend910" in output_lower:
-            return "910C"
-        elif "910b" in output_lower:
-            return "910b"
-
-        print(
-            f"Warning: Could not determine NPU chip type from output:\n{output}",
-            file=sys.stderr,
-        )
-        return ""
-
-    except (subprocess.CalledProcessError, FileNotFoundError) as e:
-        if isinstance(e, FileNotFoundError):
-            print(
-                "Warning: npu-smi command not found. Cannot determine NPU chip type.",
-                file=sys.stderr,
-            )
-        else:
-            print(f"Warning: Failed to execute npu-smi command: {e}", file=sys.stderr)
-            print(f"Command output: {e.output}", file=sys.stderr)
-        return ""
-    except Exception as e:
-        print(
-            f"Warning: Unexpected error detecting NPU chip type: {e}", file=sys.stderr
-        )
-        return ""
-
-
 git_rev = get_git_revision()
 cann_ver = get_cann_version()
-chip_type = get_npu_chip_type()
-
-# Build chip suffix based on detected chip type
-chip_suffix = f"_{chip_type}" if chip_type else ""
 
-# Construct version suffix with git revision, CANN version, and chip suffix
 version_suffix = (
-    f"{git_rev}{cann_ver}{chip_suffix}"
+    f"{git_rev}{cann_ver}"
     if git_rev
-    else f"+{cann_ver.lstrip('.')}{chip_suffix}" if cann_ver else ""
+    else f"+{cann_ver.lstrip('.')}" if cann_ver else ""
 )
 
 setuptools.setup(