Henan Xinxiang No.7 Chemical Co., Ltd. specializes in the manufacture of drilling fluid additives used in oil field. We are a Grade A network enterprise of oil field chemical auxiliary of CNPC (China National Petroleum Corporation).



Sulfonated asphalt is our main products, and we always stick to the tenet of 'quality for existence, output for development, oriented to market demand and guided by science and technology'.



As we are a manufacturer, we can provide high quality products, competitive prices and quick delivery. Our products are exported to all...