CERTIFICATION
ISO certification
1993  Received the Golden Dragon Award (Excellence in domestic machinery and ironware) 
1997  Received Golden Globe Award 
2003  Awarded with ISO9001: 2000 international quality systems certification - YU WEI 
2003  Awarded with ISO9001: 2000 international quality systems certification - YU LIEN
2007  Awarded with ISO9001: 2000 international quality systems certification - KUNSHAN YUWEI