ChineseStandards.org

Browse By Industry Materials About

Home / Standards / WS 439

WS 439

Standard Type

WS

ICS

N/A

CCS

N/A

Status

N/A

Issue Date

N/A

Implementation

N/A

Responsible Dept

N/A

Drafting Unit

N/A

ChineseStandards.org

Chinese national standards metadata search & API

By Industry Materials About

Data sourced from publicly available government databases. This site is not affiliated with SAC or Chinese government. Standards content is protected by Chinese copyright law.