Teresolsng continues to be a leading supplier of "Oil Country Tubular Goods". Whether requirements are for offshore or land based, we are your "Quality OCTG Specialists" for both foreign and domestic down hole applications.

Quality assurance involves the planned and systematic actions necessary to provide confidence in each analytical result. The QA/QC Program has two components: Quality Assurance (QA) - the system used to verify that the entire analytical process is operating within acceptable limits and Quality Control (QC) - the mechanisms established to measure non-conforming method performance.

Our Company is a member of the oil field chemical supply network, and the oil field chemical products produced by our Company have gotten the quality approval certificate issued by the CNPC and SINOPEC. About 100 thousands tons of these oil chemical products have been provided for various oilfields at home for the past 20 years and some of these products have been exported to abroad in recent years. All orders placed by consumers or traders at home and abroad with us are welcome.