Post Office
Not recive my Acknowledgement

I was Send Register post from salem to chennai - electrical licence board gundi, date:03.01.2011.Still Now (one month finished) i not recive my Acknowledgement.(my achnowledgement address is my native address - mohalakshmi bhavan, perenchkonam, chenkodi p.o, k.k.dist)

SP POD E T582016493IN. COUNTER NO :15, OP-Code:015 . Wt:76grams