8 Sets HA401 Hydraulic Road Blockers Were Installed In Beijing YanShan Petrochemical Company. As The Supplier In China，We Are The Only Passed The Impact Test Of HA401 Road Blocker By 6.8Tons/65KmH，ZASP has Been the leader In The Industry.
HA401 Road Blockers Put Into Service In The YanShan Petrochemical Company
