55, W. C. Banerjee Street, KOLKATA - 700 006, India.
Phone/Fax (O) : + 91-33-2241-1195 ; Phone (R) : + 91-33-2241-3925 ;
E-Mail : bysakh85@bsnl.in, Website : www.okayfurnace.com
Executives : A.K.Bysakh,B.E.(Mech.); B.K.Bysakh,B.E.Tel.E.;
T.K.Bysakh,B.Sc.(Tech.)Ceramics; K.K.Bysakh,B.Sc.(Hons.).