... 1.OEM is available 3.Customized design,size,color 2.Hight quality,factory sale; 4.Good surface ... )2.surface treatment: Painting or powder-coated.3.Color:we provid colordisc or according to the clients do ... processing, the production of maps, to discuss cooperation Trench Cover ItemTrench CoverNo.JMY-SJ001Width290MM(It can be up ... sewer, Drainage outlet, ditches Top-selling steel trench Cover JMY-SJ001