主营产品：塑料隔膜阀,,塑料蝶阀,,旋启式止回阀,,立式止回阀,,一体型球阀,,蜗轮球阀,,放料阀,,电动式蝶阀,,气动式蝶阀,,截止阀,,底阀,,视镜,,液面计,,离心泵,,风机,,快速接头,,排气阀,,自吸泵,,喷射泵,