El 29 Diciembre 1997 se crearon unas 11 empresas en Bengala Occidental.
U01111WB1997PTC086209
U45201WB1997PTC086205
U45201WB1997PTC086213
U51909WB1997PLC086212
U51909WB1997PTC086208
U51909WB1997PTC086215
U63040WB1997PTC086210
U70102WB1997PTC086206
U70109WB1997PTC086207
U85110WB1997PTC086211
U92199WB1997PTC086214