Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
Professional Standard Category: Professional Standard - Oil & Gas |
Category No.: | SY | Valid Status: | superseded |
Issued Organization: | China National Petroleum Corporation | Issued Date: | 1994-01-06 |
Implemented Date: | Abolished Date: | ||
Superseded Standard.: | SY/T 5179-2012 Work Quota for Oil Machining |
Superseded Date: | 2012-3-1 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: Foryou Tech Co., Ltd. 2008-2020 |