Welcome to Tianjin Oilbayer Technology Co., Ltd., a leading manufacturer, factory, and supplier of Drilling Sodium Sulfonated Asphalt (SAS) in China. Our product is a high-quality, water-soluble sulfonated asphalt designed specifically for use in oil and gas drilling applications. With excellent chemical stability and thermal resistance, our SAS enhances wellbore stability and helps to prevent fluid loss during the drilling process. At Tianjin Oilbayer Technology Co., Ltd., we are dedicated to producing top-notch products that meet the highest standards of quality and performance. Our state-of-the-art manufacturing facilities and stringent quality control processes ensure that our customers receive only the best products. Whether you are a drilling contractor, oil and gas company, or a distributor in the industry, you can trust our Drilling Sodium Sulfonated Asphalt to deliver exceptional results. Contact us today to learn more about our SAS product and how it can benefit your drilling operations. Thank you for choosing Tianjin Oilbayer Technology Co., Ltd. as your preferred supplier of drilling additives.