Dongguan Sanrun Plastic Technology Co., Ltd is specialized in

researching,manufacturing and marketing black masterbatches,

plastic masterbatch,black color concentrate,black master batch, 

masterbatches,master batch black,black color master batch,

color master batch,carbon black master batch,PE masterbatch

black color masterbatch,plastic master batch,carbon black

masterbatch, any needs for these products, please feel free

to contact us.