Changshu Dongyu Insulated Compound Materials Co.,Ltd.
Changshu DYF international Co.,Ltd.

Headquarters:
Tel：86-512-52529500
Fax：86-512-52525973
Mail：info@dongyufiberglass.com
Address：No.2 Dongyu Road, Changshu City, Jiangsu P.R. China.

International Marketing & International Sales:
Tel：86-512-52521366
Fax：86-512-52525973
Mail：sales@dongyufiberglass.com

Domestic Marketing & Sales:
Tel：86-512-52529500
Fax：86-512-52525973
Mail：info@dongyufiberglass.com

Production Management Department:
Tel：86-512-52523120
Fax：86-512-52525973
Mail：production@dongyufiberglass.com

QC Department:
Tel：86-512-52523215
Fax：86-512-52525973
Mail：qc@dongyufiberglass.com