认真做好化验工作准确进行商品归类上海海关去年我关化验中心业务发展迅速，受检样品成倍增长。全年共受理送检样品７８５家，属上海海关关区送检的４８８家，外地海关送检的２９７家，涉及货值达１０．９７亿元。全年对送检样品经化验后补征税款６８０．５７万元，退税９... Conscientiously do a good job of laboratory tests and accurately classify products. Shanghai Customs last year witnessed the rapid development of the laboratory’s business and the number of samples tested doubled. In the whole year, 785 samples were submitted to the inspection, 488 of which were submitted by the Customs of the Customs of the Shanghai Customs, and 297 were submitted by the foreign customs, involving a value of 1.097 billion yuan. In the whole year, the samples submitted for inspection were collected for taxation of RMB 6,805,700, tax refund 9...