Daqing Perforation Charges Enjoy Good Market Reputation

Founded in 1965,Deqing Perforation Charge Plant is theearliest oil perforation charge factory in China.The products,which are branded as“Qingmao”and enjoy good marketreputation,are now sold to more than 20 domestic oil fieldsand 11 countries in the world.To meet the different demandsby customers,the plant has developed some new productsfor market expansion with the penetration capability boosted1130mm from 700mm five years ago.The large-calibrationperforation charge filled a blank in the country. With a strict quality management system put in place,theplant was certified with ISO9002 in 1996,the first factoryfor production of perforation charge in China to acquire thiscertificate.Currency,the plant is making the efforts for theAPI appraisal on its products.It spends more than 600,000yuan each year for inspection of the product quality andadopts the international practice to sample the products in