1982 |
MENGCUN STEEL FLANGE CO.,LTD was found in MENGCUN COUNTY,CANGZHOU CITY,HEBEI PROVINCE,CHINA. |
1985 |
Begins self-manufacture of Carbon steel High pressure flanges. |
1988 |
Established the carbon steel pipe fittings factory |
1988 |
Begins self-manufacture of stainless steel flanges |
1990 |
Be a pressure pipeline components manufacturing unit safety registered enterprise |
1993 |
Be a fixed enterprises of National Chemical Engineering Corporation, |
1995 |
Be a standby redundancy web member of China Petrochemical Corporation |
1996 |
Be awarded as “Hebei Famous Brand” |
1997 |
The mark “HAIHAO” has been regarded as “Hebei Famous Brand” by Hebei Industry & Commerce Administration. |
1998 |
Awarded ISO9001 approval.. |
1998 |
Cooperated with Nuclear Industry II Design Institute. |
1999 |
Established cooperation with North East Power Design institute |
1999 |
Established the steel pipes factory. |
2002 |
Expand the factory square and Move to the new factory |
2005 |
Establish the new steel pipes factory |
2007 |
The 6000Tons pressing machine was commissioning for wind tower flanges. |
2008 |
Be awarded ABS approval.. |
2009 |
Be awarded BV approval.. |
2011 |
Be awarded API approval.. |
2013 |
Be awarded ISO9001: 2008 approval.. |
2014 |
Be awarded PED (Pressure Equipment Directive) 97/23/EC Certificate |