... black and Dust Benhua is specialized in producing acrylic tube ,pmma rod ,bubble rod with ten year expeirence ... to180mm,oversize 300mm ,rod from 1-100mm,acrylic tube,acrylic rod ,acrylic bubble rod because of its high transparency, ... equipment, algae bioengineering, and other different functions.Material :Acrylic ,pmma ,plexiglassOur advantagecapability of designIndependent of opening mold as customer ...