展会时间:2020-05-18 至 2020-05-20
塑料产业是宁波的传统优势产业,工程塑料产业更是宁波市重点扶持和优先发展的产业,宁波市工程塑料产业发展迅速,年产量和销售额均占全国的三分之一以上,已成为 ...
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