Shean(Cangzhou) Corp Ltd under HEI YAN GROUP engaged in manufacturing, exporting and supplying a wide range of carbon alloy steel tubes pipe fittings, butt weld end fitting, forged high low pressure tube ERW fitting for petroleum, chemical, power, gas, metallurgy, shipbuilding construction ...

Boto tubular has a capacity to produce full range and wide variety of quality seamless steel pipes including struture tubes, liquid pipes, boiler hydraulic pillar casing, line pipe, drill petroleum cracking welded erw ssaw lsaw pipe. .  ...