ISO 9001:2015认证适用于特殊波纹管阀门的设计与制造。

该认证由Registrar Company, Inc.（TRC）颁发。TRC成立于1996年，并于1997年获得美国ANSI-ASQ国家认证委员会（ANAB）认可。

The ISO 9001:2015 certificate is applicable to the design and manufacture of specialty bellows valves. It was issued by the Registrar Company, Inc. (TRC) that was established in 1996 and accredited by the ANSI-ASQ National Accreditation Board (ANAB) in 1997.