... biggest pultrusion FRP square tube manufacturer in South China, being production over 15years quality assurance A big range of FRP ... , I-beam, wide-flangebeams, channels, bars, round, and square Tubes, Custom shapes are available, tooHandleHIGOAL produces fiberglass tubing for ... Custom shapes include such things as bar stock (rectangle and square), oval solids, channels, half rounds, tees and more ...