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| LOS ANGELES WAREHOUSE (OBISPO) U.S.A. HEADQUARTERS |
| Executive Management | Phone | |
| Robert Shieh | ||
| Ta Chen Group Chairman & CEO | 562-808-8080 | robert_shieh@tachen.com |
| Lynn Hsieh | ||
| Ta Chen Group Executive Director | 562-808-8008 | lynn_shieh@tachen.com |
| Johnny Hsieh | ||
| TCI Executive Managing Director | 562-808-8188 | johnny_hsieh@tachen.com |
| James Chang | ||
| TCI Executive Vice President | 562-808-8081 | james_chang@tachen.com |
| Management Team | Phone | |
| John Hellinghausen | ||
| Vice President SS Flat Rolled Products | 562-808-8086 | john_hellinghausen@tachen.com |
| John Chiafolo | ||
| Vice President & West Regional Manager | 562-808-8130 | john_chiafolo@tachen.com |
| Danny Tu | ||
| Vice President P.V.F. | 562-808-8074 | danny_tu@tachen.com |
| Juliet Tu | ||
| Vice President Corporate Purchasing | 562-808-8085 | juliet_tu@tachen.com |
| Juan Rocha | ||
| Warehouse Manager | 562-808-8076 | juan_rocha@tachen.com |