About us
Corporate profile
Address
History
Corporate philosophy
A message from the President
Management philosophy
Activity policy
Quality policy
Products Info
Products web catalog
Scope of accreditation
Asama brand
Maintenance
Cautions for Installation of Safety Valves
Guarantee
Order Sheet
Contact
Contact form
Inquiries about accounting
日本語
Scope of accreditation
KGS( Korea Gas Safety Corporation ) Certification
Safety Valves manufactured by KGS CODE AA319
ISO9001:LRQA(Yokohama Plant)Certification