1-A, Sankari main road, Dadagappatti, Near Periyar Arch, Salem - 636 006. Tamilnadu, INDIA. Phone Number : +91 427 2211961 Cell Number : +91 94437 01470, 94432 01470, 94866 91600. Email ID: photonic_ss@rediffmail.com, info@photonics.co.in.