Company news PVC spherical resin, medical PVC and polyvinylidene chloride 2.3.7 PVC spherical resinPVC spherical resin is a new type of PVC special resin.PVC spherical resin is a white spherical particle with smooth surface, high and u… Company news 342 2023-01-11 上一页1... 2223242526272829...927下一页
PVC spherical resin, medical PVC and polyvinylidene chloride 2.3.7 PVC spherical resinPVC spherical resin is a new type of PVC special resin.PVC spherical resin is a white spherical particle with smooth surface, high and u… Company news 342 2023-01-11