1988
- Established the company, developed coal boiler
1996
- Started to develop tobacco dryer
2003
- Acquired the patent for the chain stoker typed coal boiler and coal hot-air blower
2006
- Acquired the patent for the chain coal hot-air blower; selected as Liaoning designated business; produced coal steam boiler
2007
- Acquired the patent for the chain stoker typed coal boiler; selected as high-advanced technology business; selected as Liaoning excellent business
2008
- Started to export to Japan; exported to Pyeongyang in North Korea
2011
- Developed grain dryer and agricultural product dryer
2012
- Achieved one million dollar export to Japan
2013
- Acquired ISO(9001 & 14001)
- Acquired the certificates of INOBIZ, New Renewable Energy company, and Promising Export Business
- Selected as National R&D Business (steam boiler with high efficiency)
2014
- Entered into a sales partnership with Japanese Oji Group
- Recognized as the best technology in Japan
- Achieved one million dollar export to Mongolia
2015
- Acquired the patent for pellet burner in Japan
- Provided 3,300 dryers for agricultural products
2016
- Provided 2,200 dryers for grains
2018
- Started to provide grain dryer in Myanmar
- Exported grain dryer to Cambodia
2019
- Established a sales company in Myanmar
2021
- Provided 100 dryers for grains in Myanmar