honoring and Credit-Reliable" Enterprise, Chengdu Top 20 Environmental Engineering and Equipment Manufacturing Enterprises in 2021 and “Sichuan Specialized, special and new” small and medium-sized enterprise in 2021. The large-scale equipment  which can utilize the low-concentration gas in coal mine comprehensively  is developed by us independently. It has been identified as the first domestic product of major technical equipment in Sichuan Province. Dozens of national patents are applied.

DKT has a special adsorbent factory (wholly-owned subsidiary) which covers an area of 120 mu(1 mu =0.0667 hectares), with an annual output of 10,000 tons of various pressure swing adsorption, temperature swing adsorption and other special adsorbents. We has cooperated with a factory which has an annual output of 10,000 sets pressure swing adsorption professional program control valve. It has established a joint venture with Shanxi Yangquan Coal Industry (Group) Co., Ltd. and other companies  to build Shanxi Ruiyang CBM( Coal-bed Methane)  Co., Ltd. 

DKT has successively built hundreds of sets of gas separation and purification units, and its unit operations include natural gas steam conversion to hydrogen production, methanol conversion to hydrogen production, water gas shift, wet decarbonization, pressure swing adsorption, temperature swing adsorption, membrane separation, gas dry or wet desulfurization, deoxidation, nitrogen production, etc. (including multiple sets of large-scale EPC units), etc.. We have extensive experience in EPC engineering construction, and  a complete engineering design, engineering management, commissioning and after-sales service teams.