ATA-Internatinal Group(Avayeh Tejarat Atiyeh).
No.304,3rd Floor,Building No.55,(Daryayeh Noor Towers) Sarafraz Street,Shahid Beheshti Ave, Tehran, Iran
TEL: +98-21-88730748-(+9821)88745237-38
FAX :+98-21-88511505
Shivani Scientific Industries Pvt.Ltd
26/A, Raju Industrial Estate,Penkar Pada Road Near Dahisar Checknaka,Mira-401104 Munbai, India
TEL : +91-22-2896-1768
TELEFAX : +91-22-2896-6766
E-mail : admin@shivaniscientific.com  
BANGLADESH SCIENCE HOUSE
H-27, Mohakhali Amtoli Airport Road, Dhaka 1212, Bangladesh
TEL : +88-2-9883152
FAX : +88-2-9892260
E-mail : aranir@bangla.net
HONG U SCIENTIFIC CORP.
No 68, Fuxing 2nd st., Tai Shan Shiang Taipei County 24341, Taiwan
TEL: +886-2-85315388
FAX: +886-2-85315386
ASTEC Shanghai Office
Room 5K The Yingjie Gubei Business Building, No.129 Zhang Hong Road, Minhang District, Shanghai City, China
TEL : +86-21-6438-0288
FAX : +86-21-6438-0488
Astec Korea Co.,Ltd
Room NO.307, Gaebong-ro 6-gil,Guro gu ,Seoul Korea
TEL : +82-2-2611-4281
FAX : +82-2-2611-4285
E-mail:info@asteckorea.com