TECGA PARTNER, France

MEFIAG AG, The Nederlands - USA

TECGA PARTNER, China

Bob Shen(沈红波） TECGA in China Hangzhou Design Science Technology Co.,Ltd.（杭州德欣科技有限公司） No12 Wenhui Rd,Room509 East of Modern Imagic Mansion Hangzhou City, P.R.China, 310004 Tel.：+86 181 5813 0898 Fax：+86 571 8703 5805 E-mail: Tecga_China@163.com

TECGA PARTNER, Korea

TECGA PARTNER, India

AQUACHEM GmbH, Germany

CLEVERFILTER, Germany

LINNHOFF & PARTNER GmbH, Germany

NÜGA, Germany