Tianjin Beijing Hebei production kraft paper file box file storage box accounting documents file box

Tianjin Beijing Hebei production kraft paper file box file storage box accounting documents file box

Tianjin Beijing Hebei production kraft paper file box file storage box accounting documents file box

The production of Hebei farmland reservoir cast iron gate with anti-pressure corrosion copper manual square gate opening and closing machine

Hebei Huashui factory spot wholesale anti-reverse cast iron round knock door steel glass steel carbon steel knock door material

Hebei Huashui water supply water culvert pipe tail mouth DN100 clap door pump cast iron square round clap door opening and closing machine

Hebei Huashui spot wholesale sewage plant hydropower station small gate matching hand wheel screw hoist

Hebei Province factory spot supply of cast iron dn400 pump station external flange rollover type anti-inverted float flap door

Hebei Huashui wholesale water conservancy gate matching flat push type 2T screw side swing opening and closing machine factory gate integrated machine

Hebei pump station farm engineering channel gate integrated cast iron gate corrosion resistant copper gate door opening and closing machine

On the same day, Hebei Huashui delivered 10t flashlight dual-purpose side swing screw opening and closing machine small sluice gate matching gate

Hebei Huashui spot DN150 cast iron round knock door manufacturer 304 stainless steel split round pipe flange knock door