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1992
• Yao Sheng Electronics Co., Ltd. was established.
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1996
• Obtained UL certification.
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2002
• Purchased Hongkong Top Nation Electronic Co., Ltd.
• Indirect investment in Top Nation Electronics Co., Ltd.(Dong Guan).
• Established Top Nation Electronics Co., Ltd.(Su Zhou) as a sole proprietorship.
• The public issuance of shares was approved by the Securities and Futures Bureau.
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2003
• Yao Sheng's shares was approved traded in Emerging Stock Market by Taipei Exchange (TPEx).
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2004
• Yao Sheng's shares was approved traded in Mainboard Market by the Securities and Futures Bureau.
• Top Nation was certified by the International Environmental.
• Management System for ISO 14001.
• New factory of Top Nation Electronics (Su Zhou) Limited opened and started production.
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2007
• Indirectly invested the Top Nation Korea Co., Ltd with 70% of shares.
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2008
• Indirectly and fully owned Dong Guan Top Nation Electronics Limited.
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2019
• Yunnan Wenshan Top Nation Electronics Co., Ltd. was established as a joint venture by Top Nation Electronics Co., Ltd.(Dong Guan).
2022
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• Invested in SMAS Technology Co., Ltd. to enter the medical industry.
• Acquired Japan's Theresa Institute Co., Ltd to enter the solder paste and chemical flux industry.
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2023
• To improve the company's competitiveness and enter the automobile industry, it invested inJoin Link International Technology Co., Ltd. through cash capital increase.
• Established Top Nation Vietnam Electronics Co., Ltd. in Haiphong, Vietnam.
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