Unified Business No.

22099202

Industry

Tobacco Manufacturing (1,186)

Listing

Listed (TWSE) (1,087) 2363

Founded

1987-08-26

Paid-in capital

NT$ 5,149,881,610

Phone

(03)5166000

Website

https://www.sis.com/

Exporter

Yes — registered with the Trade Administration

Annual revenue band

NT$1–5B

Ownership

Group subsidiary / corporate-held · UNITED MICROELECTRONICS CORP.、Lieng Hsun Tou Tzu Co., Ltd.

North American market

FCC equipment authorization

Representative tenure

In office since 2023-08 (3 yrs); last handover 2023-08

Growth & profitability

Revenue 2026-09 YoY +6.0%, year-to-date +76.3%
Gross margin 28.4%, operating margin 5.5%, net margin 4.8% (2026-Q2 YTD)

Compliance record

Environmental penalties: 1 case(s) in 5 years, latest 2023-03-14, fines NT$ 6,000 (industrial waste)

Patents 29

• 2026 Constant current charging device
• 2026 Touch event triggering method and device
• 2025 Amplifier circuit

North American market evidence 1

• FCC equipment authorization K4N

Similar companies 10

• INTEGRATED SOLUTIONS TECHNOLOGY INC. Emerging stock (TPEx) NT$0.5–1B
  Shared: IC design with outsourced manufacturing (retaining final product ownership)
• RAFAEL MICROELECTRONICS, INC. Listed (TPEx) NT$1–5B
  Shared: IC design with outsourced manufacturing (retaining final product ownership)
• ADVANCED ANALOG TECHNOLOGY, INC. Listed (TPEx) NT$0.5–1B
  Shared: Other specialized design services n.e.c.
• BRYTON INC. Emerging stock (TPEx) NT$100–500M
  Shared: Other specialized design services n.e.c.
• CHYUAN YOW ENTERPRISE CO., LTD. · Kaohsiung City < NT$20M estimated
  Shared: IC design with outsourced manufacturing (retaining final product ownership)
• WHO DER INTERNATIONAL CO., LTD. · Taipei City < NT$20M estimated
  Shared: IC design with outsourced manufacturing (retaining final product ownership)
• ALGOLTEK, INC. Listed (TPEx) NT$100–500M
  Shared: Other electronic & communication equipment & parts wholesale n.e.c.
• I.E. TURBO ENTERPRISE CO., LTD. · New Taipei City NT$20–100M estimated
  Shared: Other electronic & communication equipment & parts wholesale n.e.c., Other specialized design services n.e.c.
• ULTRAVIOLET TECHNOLOGY CO., LTD. · Taoyuan City NT$100–500M estimated
  Shared: Other electronic & communication equipment & parts wholesale n.e.c., Other specialized design services n.e.c.
• CIROCOMM TECHNOLOGY CORPORATION · Tainan City < NT$20M estimated
  Shared: IC design with outsourced manufacturing (retaining final product ownership)

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