The company has imported advanced equipment and can produce 200 - litre annular barrel by using high density polyvinyl resin which is of high rigidity and abradability and can bear ambient pressure 该公司获得专利技术,进口设备、采用具有钢性大,耐磨性及耐环境压力等特点的高密度聚乙烯树脂生产200升环型塑料桶。