![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 is currently working as a Securities Affairs Representative at Zhe Kuang Heavy Industry Co., Ltd. Previously, Mr. Ma worked as a Securities Representative at Gansu Gangtai Holding (Group) Co., Ltd.
| Companies | Position | Start |
|---|---|---|
| ZHE KUANG HEAVY INDUSTRY CO.,LTD. | Investor Relations Contact | - |
| Companies | Position | End |
|---|---|---|
| GANSU GANGTAI HOLDING (GROUP) CO., LTD. | Investor Relations Contact | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
Gansu Gangtai Holding (Group) Co., Ltd.
 Gansu Gangtai Holding (Group) Co., Ltd. Precious MetalsNon-Energy Minerals Engages in gold exploration services | Non-Energy Minerals |
Zhe Kuang Heavy Industry Co., Ltd.
 Zhe Kuang Heavy Industry Co., Ltd. Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures and supplies mining machinery equipment | Producer Manufacturing |
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