Hongkong Corporation：
Address： 18A, commercial building, Lockhart Road, Wan Chai, Hongkong
Tel：00852-31747660
Fax：00852-31747661
Web：www.noveloil.com
E-mail：dgnovel@163.com

Dongguan Corporation：
Address：Dongguan Nancheng District Graceland industrial zone
Tel：0769-23056698 23056798
Fax：0769-23056797 23035697
Hotline：400-873-6698