A-share listed companies' green utility model authorized patent quality statistics table - first-level sub-category
Time interval
1990-2020.12.31
Field display
| A-share listed companies' green utility model authorized patent quality statistics table - first-level sub-category |
|---|
| Securities code |
| Authorization year |
| Company name |
| Relationship with listed companies |
| Green patent main classification |
| Green patent first-level sub-category |
| Number of patent authorizations |
| Technical complexity of authorized patents - counting the total number of types based on 1-digit IPC number |
| Technical complexity of authorized patents - average number of types based on 1-digit IPC number |
| Technical complexity of authorized patents - total number of types based on 2-digit IPC number |
| Technical complexity of authorized patents - average number of types based on 2-digit IPC number |
| Technical complexity of authorized patents - counting the total number of types based on 4-digit IPC numbers |
| Technical complexity of authorized patents - average number of types based on 4-digit IPC number |
| Number of independent patent authorizations |
| Technical complexity of independently authorized patents - counting the total number of types based on 1-digit IPC number |
| Technical complexity of independently authorized patents - average number of types based on 1-digit IPC number |
| Technical complexity of independently authorized patents - counting the total number of types based on 2-digit IPC numbers |
| Technical complexity of independently authorized patents - average number of types based on 2-digit IPC number |
| Technical complexity of independently authorized patents - counting the total number of types based on 4-digit IPC numbers |
| Technical complexity of independently authorized patents - average number of types based on 4-digit IPC number |
| Number of cooperation patents granted |
| Technical complexity of cooperatively authorized patents - counting the total number of types based on 1-digit IPC number |
| Technical complexity of cooperatively licensed patents - average number of types based on 1-digit IPC number |
| Technical complexity of cooperatively authorized patents - counting the total number of types based on 2-digit IPC numbers |
| Technical complexity of cooperatively licensed patents - average number of types based on 2-digit IPC number |
| Technical complexity of cooperatively authorized patents - counting the total number of types based on 4-digit IPC numbers |
| Technical complexity of cooperatively licensed patents - average number of types based on 4-digit IPC number |
| Number of citations in patent disclosure year |
| The cumulative number of citations in the two years since patent disclosure |
| The cumulative number of citations in the three years since patent disclosure |
| The cumulative number of citations in the past 4 years of patent disclosure |
| The cumulative number of citations in the past five years after patent disclosure |
| Number of patent citations as of December 2020 |
| Disclose the number of citations of independently authorized patents in the year |
| The cumulative number of citations in independently authorized patents published in 2 years |
| The cumulative number of citations of independent authorized patents in the past three years |
| The cumulative number of citations in independently authorized patents published over the past 4 years |
| The cumulative number of citations of independently authorized patents in the past five years |
| Number of citations for independently authorized patents as of December 2020 |
| Disclosure of the number of citations of cooperatively authorized patents in the year |
| The cumulative number of citations in the two years of cooperatively authorized patent disclosure |
| The cumulative number of citations of cooperatively authorized patents in the past three years |
| The cumulative number of citations in the 4 years of cooperatively authorized patent disclosure |
| The cumulative number of citations in the five years of cooperatively authorized patent disclosure |
| Number of citations for cooperatively authorized patents as of December 2020 |
Sample data
| Securities code | Authorization year | Company name | Relationship with listed companies | Green Patent Main Category | Green patent first-level sub-category | Number of patents granted | Technical complexity of authorized patents - counting the total number of types based on 1-digit IPC number | Technical complexity of authorized patents - average number of types based on 1-digit IPC number | Technical complexity of authorized patents - total number of types based on 2-digit IPC number | Technical complexity of authorized patents - average number of types based on 2-digit IPC number | Technical complexity of authorized patents - counting the total number of types based on 4-digit IPC numbers | Technical complexity of authorized patents - average number of types based on 4-digit IPC number | Number of independent patents granted | Technical complexity of independently authorized patents - counting the total number of types based on 1-digit IPC number | Technical complexity of independently authorized patents - average number of types based on 1-digit IPC number | Technical complexity of independently authorized patents - counting the total number of types based on 2-digit IPC numbers | Technical complexity of independently authorized patents - average number of types based on 2-digit IPC number | Technical complexity of independently authorized patents - counting the total number of types based on 4-digit IPC numbers | Technical complexity of independently authorized patents - average number of types based on 4-digit IPC number | Number of cooperative patents granted | Technical complexity of cooperatively authorized patents - counting the total number of types based on 1-digit IPC number | Technical complexity of cooperatively licensed patents - average number of types based on 1-digit IPC number | Technical complexity of cooperatively authorized patents - counting the total number of types based on 2-digit IPC numbers | Technical complexity of cooperatively licensed patents - average number of types based on 2-digit IPC number | Technical complexity of cooperatively authorized patents - counting the total number of types based on 4-digit IPC numbers | Technical complexity of cooperatively licensed patents - average number of types based on 4-digit IPC number | Number of citations in the year the patent was published | The cumulative number of citations in the two years since patent disclosure | The cumulative number of citations in the three years since patent disclosure | Cumulative number of citations over the past 4 years of patent disclosure | Cumulative number of citations in the past 5 years after patent disclosure | Number of patent citations as of December 2020 | Independently authorized patents disclose the number of citations in the year | The cumulative number of citations in independently authorized patents published in 2 years | The cumulative number of citations in independent authorized patents published in 3 years | The cumulative number of citations in the four years since independently authorized patents were published | The cumulative number of citations of independently authorized patents in the past five years | Number of citations for independently authorized patents as of December 2020 | The number of citations of cooperatively authorized patents in the year | The cumulative number of citations in the two years of cooperatively authorized patent disclosure | The cumulative number of citations of cooperatively authorized patents in the past three years | The cumulative number of citations in the 4 years of cooperatively authorized patent disclosure | The cumulative number of citations of cooperatively authorized patents in the past five years | Number of citations for cooperatively authorized patents as of December 2020 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | All listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Carbon/emissions trading, eg pollution credits | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | All listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Commuting, eg, HOV, teleworking, etc | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Subsidiaries of listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Carbon/emissions trading, eg pollution credits | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Subsidiaries of listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Commuting, eg, HOV, teleworking, etc | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Parent company of listed company | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Carbon/emissions trading, eg pollution credits | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Parent company of listed company | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Commuting, eg, HOV, teleworking, etc | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Associates/joint ventures of listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Carbon/emissions trading, eg pollution credits | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300333 | 2015 | Shenzhen Zhaori Technology Co., Ltd. | Associates/joint ventures of listed companies | ADMINISTRATIVE, REGULATORY OR DESIGN ASPECTS | Commuting, eg, HOV, teleworking, etc | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2013 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 5 | 2 | 1.6 | 2 | 1.6 | 2 | 1.6 | 5 | 2 | 1.6 | 2 | 1.6 | 2 | 1.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 7 | 7 | 8 | 9 | 4 | 6 | 7 | 7 | 8 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2013 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2013 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 5 | 2 | 1.6 | 2 | 1.6 | 2 | 1.6 | 5 | 2 | 1.6 | 2 | 1.6 | 2 | 1.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 7 | 7 | 8 | 9 | 4 | 6 | 7 | 7 | 8 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2013 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | ALTERNATIVE ENERGY PRODUCTION | Harnessing energy from manmade waste | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | ALTERNATIVE ENERGY PRODUCTION | Harnessing energy from manmade waste | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | ALTERNATIVE ENERGY PRODUCTION | Harnessing energy from manmade waste | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | ALTERNATIVE ENERGY PRODUCTION | Harnessing energy from manmade waste | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2014 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | WASTE MANAGEMENT | Pollution control | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2015 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 6 | 4 | 2.8 | 4 | 2.8 | 5 | 2.8 | 5 | 3 | 1.8 | 3 | 1.8 | 4 | 1.8 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 0 | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 3 | 3 | 4 | 4 |
| 300334 | 2015 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2015 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 3 | 4 | 4 |
| 300334 | 2015 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | WASTE MANAGEMENT | Pollution control | 5 | 3 | 1.8 | 3 | 1.8 | 4 | 1.8 | 5 | 3 | 1.8 | 3 | 1.8 | 4 | 1.8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 0 | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2016 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2016 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2016 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2016 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2017 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 10 | 3 | 2.4 | 3 | 2.4 | 3 | 2.4 | 10 | 3 | 2.4 | 3 | 2.4 | 3 | 2.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2017 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2017 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2017 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | WASTE MANAGEMENT | Pollution control | 5 | 2 | 1.4 | 2 | 1.4 | 2 | 1.4 | 5 | 2 | 1.4 | 2 | 1.4 | 2 | 1.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | ALTERNATIVE ENERGY PRODUCTION | Bio-fuels | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | All listed companies | WASTE MANAGEMENT | Pollution control | 12 | 4 | 3.14 | 4 | 3.14 | 4 | 3.14 | 11 | 4 | 3.14 | 4 | 3.14 | 4 | 3.14 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | ALTERNATIVE ENERGY PRODUCTION | Bio-fuels | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | Subsidiaries of listed companies | WASTE MANAGEMENT | Pollution control | 7 | 2 | 1.14 | 2 | 1.14 | 2 | 1.14 | 7 | 2 | 1.14 | 2 | 1.14 | 2 | 1.14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | ALTERNATIVE ENERGY PRODUCTION | Bio-fuels | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | Parent company of listed company | WASTE MANAGEMENT | Pollution control | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 300334 | 2018 | Tianjin Mantian Membrane Technology Co., Ltd. | Associates/joint ventures of listed companies | ALTERNATIVE ENERGY PRODUCTION | Bio-fuels | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Data update frequency
Annual Update