Henan Xinxiang No.7 Chemical

Henan Xinxiang City No. 7 Chemical Co., Ltd. is a professional manufacturer of oilfield drilling auxiliaries and the first sulfonated asphalt production enterprise in China. Since its establishment 30 years ago, we have been focusing on the production and research and development of oilfield chemicals. As early as 1983, under the leadership of relevant experts of China Petroleum Exploration Institute, the development and development of sulfonated asphalt products began. After a year of hard work, in 1984, the product was trial-produced in our company. It was put on the market in 1985, which solved the problems of anti-collapse and water loss during drilling. After years of development, we now have sulfonated asphalt products with various specifications to meet the different needs of our customers...