| Other | Other | Production of Hydrogen Oxygen Machines and Related Occupational Health and Safety Management Activities | 2019-04-26 ~ 2022-04-25 | |
| ISO14001 | Other | Production of Hydrogen and Oxygen Machines and Related Environmental Management Activities | 2019-04-26 ~ 2022-04-25 | |
| Other | Other | Production, Sales and Purchase of Hydrogen Oxygen Machines and its Accessories and Related Intellectual Property Right Management Activities | 2019-09-17 ~ 2022-09-16 | |
| ISO9001 | Other | Production of Oxyhydrogen Machine | 2020-05-18 ~ 2023-05-17 | |
| CE Certification ,CE Number :CPC12/140477 | CPC | CE | 2012-08-24 ~ 2022-09-06 | - |
| oxyhydrogen generator CE Number: CPC12/140476 | CPC | CE | 2012-08-22 ~ 2022-09-06 | - |
| the registration form for foreign trade dealers | Changsha customs of General Administration of Customs | the registration form for foreign trade dealers | 2012-07-09 ~ 2024-07-09 | - |
| trademark | The People's Republic state administration for industry and commerce | trademark | 2012-07-09 ~ 2023-07-09 | - |
| Import and export authority card | The customs of the People's Republic | Import and export authority card | 2012-07-09 ~ 2012-07-09 | - |
| The company credit certificate | the people's bank of china | company credit | 2012-07-09 ~ 2012-07-09 | - |
| Electrolytic hydrogen gas heating device | State Intellectual Property Bureau | patent | 2012-06-21 ~ 2012-06-21 | - |
| OH3000 oxyhydrogen generator test report | Quality and technology supervision of Hunan Province | OH3000 oxyhydrogen generator test report | 2012-06-21 ~ 2012-06-21 | - |
| Patent certificate2 | China Intellectual Property Office | Patent | 2012-06-14 ~ 2012-06-14 | - |
| Patent certificate1 | State Intellectual Property Bureau | Patent | 2009-11-04 ~ 2018-06-14 | - |
| OH5500 oxyhydrogen generator Test report | Quality and technology supervision of Hunan Province | test report | 2011-06-14 ~ 2016-06-13 | - |
| CE Certificate of Compliance NO:BCTC-13115181 | BCTC | Car Engine Carbon Cleaning System(Oxy-hydrogen Generator,Water Welding Machine,HHO Generator | 2013-11-21 ~ | - |
| FCC VERIFICATION OF CONFORMITY | BCTC | Car Engine Carbon Cleaning System(Oxy-hydrogen Generator) | 2014-02-21 ~ | - |
| CE Certificate of Compliance NO:BCTC-13111317S | BCTC | Car Engine Carbon Cleaning System(Oxy-hydrogen Generator,Water Welding Machine,HHO Generator | 2013-11-21 ~ | - |
| CE Certificate of Compliance NO:BCTC-13111101M | BCTC | Car Engine Carbon Cleaning System(Oxy-hydrogen Generator,Water Welding Machine,HHO Generator | 2013-11-21 ~ | - |