Entering the auction level on January 15, 2018
Entering the innovation layer on June 24, 2016
Change of company stock transfer method to market-making transaction method
On January 24, 2014, the first batch of the new three boards was officially listed.
Shareholding system reform
The second phase of the waste disposal workshop was completed.
9 utility model patents
5 utility model patents
The second phase of the waste disposal workshop began
7 utility model patents
Acquired the title of high-tech enterprise
7 invention patents and utility model patents
Industrial waste liquid plant technical transformation completion acceptance
Obtained the "Hazardous Waste Management License" industrial waste liquid treatment plant put into operation
Construction and construction industrial waste liquid factory
Application for the proposed waste liquid treatment plant
Apply for the "Environmental Pollution Control Facilities Operation Qualification Certificate"
Building a second incinerator
Construction of the first incinerator in Jiangsu Province
Disposal of waste for DuPont
Founded H&H Environmental Treatment Co.,Ltd.