QQ：
In November 10, 2002 by the Guangdong Provincial Economic and Trade Commission commissioned the Guangdong Province, machinery industry association, Guangdong Province SVA Group Co. Ltd. in Zengcheng held a product identification, on our new product SC (B) 10-30~2500/10 series resin insulation dry-type power transformer for the product identification; ZGS (B) R11-30~1600/10 series combined transformer, S9-Y-30~125/6~10 oil field machine the transformer of the technical appraisal, identification for the three kinds of products have reached the domestic advanced level of similar products.
