Mudchem, a division of Huaxing Petrochemical Group, specializes in manufacturing and marketing drilling fluid polymers and specialty chemicals for oilfield application. Its initial activity is to produce filtrate control agents and shale stabilizers used for deep and complex boreholes drilling in Shengli oilfield, the second largest oilfield in China. Later, it enlarged the business via export & import of quality oilfield chemicals. Mudchem’s products are well approved and being used by Chinese national petroleum organizations and major worldwide drilling fluids companies. All products are enviromentally safe.