Topco Scientific Co 5434.TW · TWD

Its shares trade on Taiwan Stock Exchange under the ticker 5434.TW. It has been listed since 24 May 2000. In the fiscal year to 31 December 2025, it reported revenue of TWD 67.58bn and net income of TWD 4.18bn. At that date it held total assets of TWD 41.87bn and shareholders' equity of TWD 20.00bn.

Topco Scientific Co., Ltd. engages in the manufacture and sale of material, equipment, and facility for semiconductor, optoelectronics, and green energy related industries. The company is headquartered in Taipei City, Taipei. The company went IPO on 2000-05-24. The firm provides semiconductor materials, including silicon wafers, solar silicon wafers, thermal couples, fluoro thermoplastics, polished wafers, epitaxy wafers, reclaim wafers, insulating materials and others, as well as liquid crystal display (LCD)/electronic materials and optoelectronic products, including light emitting diode (LED) chips, liquid crystal module (LCM) processing equipment and other products. The firm is also involved in environmental protection business, as well as the provision of solar related products. The firm distributes its products primarily in domestic market.

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• Mr. Jeffery PanChairman of the Board, since 1990TWD 16.2m
• Ms. Joyce LuChief Executive Officer, Chief Financial Officer, Director, since 2006
• Mr. Dennis ChenSenior Chief Executive Officer
• Mr. Eugene LeeChief Executive Officer
• Mr. Daniel WuChief Executive Officer
• Mr. John ChenGeneral Manager of BU
• Mr. Johnny HuangGeneral Manager of Energy Division
• Mr. Kevin LinSenior General Manager of BU
• Mr. Reggie LiuGeneral Manager of BU
• Ms. Eva MaiGeneral Manager of BU
• Mr. Alex WangGeneral Manager of BU
• Mr. Henry HoChief Operating Officer

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