![Jie Ma](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Jie Ma currently works at Shanghai Jingyu Environmental Engineering Co., Ltd., as Member-Supervisory Board from 2021.
| Companies | Position | Start |
|---|---|---|
Shanghai Jingyu Environmental Engineering Co., Ltd.
 Shanghai Jingyu Environmental Engineering Co., Ltd. Environmental ServicesIndustrial Services Operates as a holding company whose subsidiaries provides water treatment solutions, investment and operation services for zero wastewater discharge and by-product resource utilization | Director/Board Member | 04/03/2021 |
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| Private companies | 1 |
|---|---|
Shanghai Jingyu Environmental Engineering Co., Ltd.
Shanghai Jingyu Environmental Engineering Co., Ltd. Environmental ServicesIndustrial Services Operates as a holding company whose subsidiaries provides water treatment solutions, investment and operation services for zero wastewater discharge and by-product resource utilization | Industrial Services |
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