maturity of pli

Location/place: durgapur, west bengal

Name of company/service: i.t.i., durgapur

sir,
I already send all original documents to Asst.Post Master on22.01.2011.
the testimonial are follows,
policy no: wb33229. c.s.
date of maturity: 28.02.2011,
date of last prium: 1. 4 2010