1. In March 1993, the "Energy-Saving and Anti-pollution Gas Stove" was patented by the China State Intellectual Property Office.

2. In August 1994, the "dual-purpose cartridge furnace" was patented by the China State Intellectual Property Office.

3. In December 1994, the "slit diverging swirling fire cover" was patented by the China State Intellectual Property Office.

4. In September 1995, the "Multifunctional Heat Concentrating Pot Holder" was patented by the China State Intellectual Property Office.

5. In September 1995, the appearance of the "water heater" was patented by the China State Intellectual Property Office.

6. In November 1995, the "Multifunctional Shower" was granted a patent by the China State Intellectual Property Office.

7. In February 1996, the appearance of the "gas stove" was patented by the China State Intellectual Property Office.

8. In April 1996, the appearance of the "gas stove" (formula one racing model) was patented by the China State Intellectual Property Office.

9. In January 1997, the "Multifunctional Infrared Stove Heat Concentrator" was patented by the China State Intellectual Property Office.

10. In May 1997, the appearance of the "gas stove" (overall stretched type) was patented by the China State Intellectual Property Office.

11. In January 1998, the "high-efficiency household gas stove with hybrid burner" was patented by the China State Intellectual Property Office.

12. In May 1998, the "Household Gas Stove with Air Cyclone" was patented by the China State Intellectual Property Office.

13. In July 1998, "Fan linkage for gas water heaters" was patented by the China State Intellectual Property Office.

14. In September 1998, the "ultra-low pressure safety enclosed electric water heater" was granted a patent by the China State Intellectual Property Office.

15. In April 1999, the "embedded gas stove with pull-key quick-release locking device" was patented by the China State Intellectual Property Office.

16. In April 1999, "an embedded gas stove with air intake from the stove surface" was patented by the China State Intellectual Property Office.

17. In May 2001, the "embedded gas stove with ventilation holes on the stove surface" was patented by the China State Intellectual Property Office.

18. In June 2001, the "gas stove combined multi-function burner" was patented by the China State Intellectual Property Office.

19. In July 2002, the "convenient and stable built-in stove" was granted a patent by the China State Intellectual Property Office.

20. In October 2002, the "double-layered rotating flame gas hole fire cover device" was patented by the China State Intellectual Property Office.

21. In May 2003, the appearance of the "stove fire cover" was patented by the China State Intellectual Property Office.

22. In December 2003, the appearance of the "Stove Fire Cover" (S-1) was patented by the China State Intellectual Property Office.

23. In December 2003, the appearance of the "Stove Fire Cover" (S-2) was patented by the China State Intellectual Property Office.

24. In February 2005, the appearance of the "gas stove" (embedded two burners) was patented by the China State Intellectual Property Office.

25. In February 2005, the appearance of the "embedded gas stove" (three burners) was patented by the China State Intellectual Property Office.

26. In February 2006, the appearance of the "embedded gas stove" (two eyes) was patented by the China State Intellectual Property Office.

27. In March 2006, the utility model "a cleaning burner for embedded stoves" was granted a patent by the China State Intellectual Property Office.

28. In May 2006, the appearance of the "gas stove" (embedded golden tripod) was granted a patent by the China State Intellectual Property Office.

29. In September 2006, the appearance of the "gas stove" (embedded two-burner model 08) was granted a patent by the China State Intellectual Property Office.

30. In October 2006, the appearance of the "embedded two-burner gas stove" (silver collar fashion) was granted a patent by the China State Intellectual Property Office.

31. In January 2007, the appearance of the "double-ring strip hole fire cover" was patented by the China State Intellectual Property Office.

32. In January 2007, the appearance of the "Fire Cover (Double Rotation)" was patented by the China State Intellectual Property Office.

33. In March 2007, the utility model "Gas Stove Cleaning Burner" was granted a patent by the China State Intellectual Property Office.

34. In March 2007, the utility model "Group Internal Flame Burner" was granted a patent by the China State Intellectual Property Office.

35. In January 2008, the utility model "gas distribution seat for burner" was granted a patent by the China State Intellectual Property Office.

36. In February 2008, the appearance of the "air distribution seat for burner" was granted a patent by the China State Intellectual Property Office.

37. In May 2009, the appearance of the gas stove (QJ Cleaning) was patented by the China State Intellectual Property Office.

38. In May 2009, the appearance of the gas stove (QN Cleaning) was patented by the China State Intellectual Property Office.

39. In June 2009, the anti-warp gas stove utility model was granted a patent by the China State Intellectual Property Office.

40. In June 2009, the utility model of the integrated flame-stabilizing cover for gas stoves was granted a patent by the China State Intellectual Property Office.