Sichuan DKT Energy Technology Co., Ltd. (hereinafter referred to as “DKT”) has set up Sichuan Enterprise Technology Center, Chengdu Industrial Waste Gas Purification and Utilization Engineering Technology Research Center and China Petroleum and Petrochemical Engineering Gas Separation and Purification Technology Center, and has a professional team with high-level innovative research and development capabilities. After more than ten years of continuous research, DKT has independently developed 30 new adsorbent materials, which are widely used in petrochemical, natural gas chemical, coal chemical, fine chemical, steel, metallurgy, environmental protection, new energy and other industries, and established a whole industrial chain of R&D-production-design-application.

To meet the technical requirements of the market, DKT has independently developed various adsorbent products, and its wholly-owned subsidiary Daying DKT Chemical Technology Co., Ltd. (hereinafter referred to as "Daying DKT") is responsible for the pilot test and industrial scale production of these products. Daying DKT has three production workshops and ancillary warehouses, boiler rooms, environmental protection treatment facilities, etc. The factory covers an area of more than 75,000 square meters, mainly producing special adsorbents and catalysts for gas separation and purification.

The special adsorbent products supplied by DKT mainly include the following categories:

1. Special adsorbent for hydrogen purification

2. Special adsorbent for helium purification

3. Special adsorbent for methane concentration

4. Special adsorbent for gas deoxidation

5. Special adsorbent for carbon monoxide

6. Special adsorbent for gas purification (removal of tar, benzene, naphthalene, ammonia and other impurities by TSA)

7. Special adsorbent for oxygen production (lithium molecular sieve for industry and medical care)

8. Special adsorbent for nitrogen production

9. Special adsorbent for ethylene concentration

10. Special adsorbent for propylene concentration

11. Special adsorbent for light hydrocarbon recovery

12. Special adsorbent for decarbonization by PSA

13. Special adsorbent for capture of low partial pressure carbon dioxide

14. Special adsorbent for natural gas dehydration

15. Special adsorbent for decarbonization of natural gas/oil field associated gas

16. Special adsorbent for removal of C₂⁺ components from natural gas

17. Special adsorbent for mercury removal from natural gas (non-regenerated adsorbent)

18. Special adsorbent for mercury removal from natural gas (regenerated adsorbent)

19. Special adsorbent for hydrogen chloride removal

20. Special adsorbent for chlorosilane recovery from polysilicon tail gas

21. Special adsorbent for chlorine/hydrogen chloride dehydration

22. Activated carbon for desulfurization

23. Metal oxide desulfurizer (iron-based, zinc-based, manganese-based and composite)

24. Special adsorbent for oil and gas recovery

25. Special adsorbent for removal of volatile organic compounds