How much is a First Class stamp? <a href=" http://rockthismoment.com/purchase-nifedipine/#boiler ">adalat</a> SINGAPORE/BEIJING, Dec 19 (Reuters) - China appears to havebeen routinely underestimating output from its sprawling steelsector, with official figures for last year alone 40 milliontonnes below a key industry estimate - an amount equivalent toGermany's entire annual production.