Bo Zhang
Genève
Chairperson of the board
Individual signing authority
Hongxia Zhang
Shandong, CN
Vice-chairperson of the board
Joint signing authority (any two to sign)
Yanhong Zhang
Shadong, CN
Managing member of the board
Joint signing authority (any two to sign)
Linlin Zhang
Cologny
Member of the board
Individual signing authority
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| No. | Journal No. | Journal date | SOGC | SOGC date | Page / ID |
|---|---|---|---|---|---|
| 1 | 3810 | 24.09.2025 | 187 | 29.09.2025 | 1006444705 |
| 2 | 4239 | 27.10.2023 | 212 | 01.11.2023 | 1005874453 |
| 3 | 3632 | 27.07.2021 | 146 | 30.07.2021 | 1005262008 |
| 4 | R312 | 21.01.2020 | R16 | 24.01.2020 | 1004813986 |
| 5 | 144 | 10.01.2020 | 9 | 15.01.2020 | 1004805823 |
Le recherche et le développement dans le domaine de l'aluminium et des nouvelles technologies