Unified Business No.

22415854

Industry

Fabricated Metal Products (25,390)

Main products

Metal treatment & processing (4,850)

Location

NO. 40, KEJI 1ST RD., GUEISHAN, TAOYUAN CITY 333, TAIWAN, R.O.C.↗
Taoyuan City (10,976) · Dayuan Dist. (441)

Listing

Listed (TWSE) (1,087) 3653

Registration status

Approved / Active

Organisation type

Company Limited by Shares

Founded

1987-03-28

Paid-in capital

NT$ 1,467,328,030

Representative

Chao Tsung-hsin

Phone

03-2115678

Website

https://www.jentech.com.tw/zh

Exporter

Yes — registered with the Trade Administration

Annual revenue band

≥ NT$5B

Ownership

Group subsidiary / corporate-held · Hsin Chang International Industrial Co., Ltd.、Heng Shan Co., Ltd.

Representative tenure

In office since at least 2013 (13+ years)

Growth & profitability

Revenue 2026-09 YoY +80.0%, year-to-date +47.1%
Gross margin 44.7%, operating margin 35.3%, net margin 29.7% (2026-Q2 YTD)

Compliance record

Environmental penalties: 2 case(s) in 5 years, latest 2024-12-30, fines NT$ 260,000 (stationary air pollution)
Gender Equality in Employment Act penalties: 1 case(s) in 5 years, latest 2024-12-17, fines NT$ 20,000 (Art. 21) — matched by company name
Occupational safety penalties: 3 case(s) in 5 years, latest 2024-03-18, fines NT$ 220,000 (Art. 57; Art. 116; Art. 50) — matched by company name

Plants 6

• Dayuan Plant 1 · No. 8, Ln. 268, Zhongshan N. Rd., Dayuan Dist., Taoyuan City↗ In production
• Dayuan Plant 2 · No. 259, Zhongshan N. Rd., Dayuan Dist., Taoyuan City↗ In production
• Dayuan Plant · Minshenglu No. 123-2, No. 13, 19, Ln. 268, Zhongshan N. Rd. / No. 123-15, Minsheng Rd., Dayuan Dist., Taoyuan City↗ In production
• Huaya Plant 3 · No. 90, Keji 1st Rd., Guishan Dist., Taoyuan City↗ In production
• Huaya Plant 2 · No. 86-31, Wenhua 1st Rd., Guishan Dist., Taoyuan City↗ In production
• Huaya Plant · No. 40, Keji 1st Rd., Guishan Dist., Taoyuan City↗ In production

Certifications 3

• IATF 16949 (433)Self-reported
• ISO 14001 (1,159)Self-reported
• RoHS (350)Self-reported

Processes & materials 9

• Injection Molding (497) · FormingSelf-reported
• Mould design & manufacturing (644) · MachiningSelf-reported
• Testing & inspection (1,056) · Assembly & inspectionSelf-reported
• Stamping (532) · FormingSelf-reported
• Precision machining (353) · MachiningSelf-reported
• Assembly (901) · Assembly & inspectionSelf-reported
• Surface treatment (576) · Surface treatmentSelf-reported
• Forging (299) · FormingSelf-reported
• Electroplating (567) · Surface treatmentSelf-reported

Patents 26

• 2026 Pipe plug
• 2026 Manufacturing method for package lead frame
• 2026 Connecting piece

Similar companies 10

• FASTRONG TECHNOLOGIES CORP. · Taoyuan City NT$0.5–1B estimated
  Shared: Injection Molding, Mould design & manufacturing, Stamping, Surface treatment
• JIH LIN TECHNOLOGY CO., LTD. · Kaohsiung City Listed (TWSE) ≥ NT$5B
  Shared: Mould design & manufacturing, Stamping, Electroplating, IATF 16949
• FUHE stamping CO., LTD. · Taichung City < NT$20M estimated
  Shared: Mould design & manufacturing, Testing & inspection, Stamping, Assembly
• HSUE SAM ENTERPRISE CO., LTD. · Changhua County NT$20–100M estimated
  Shared: Injection Molding, Mould design & manufacturing, Precision machining, Assembly
• FU WEI DA Technology CO., LTD. · Changhua County NT$20–100M estimated
  Shared: Injection Molding, Mould design & manufacturing, Testing & inspection, Stamping
• GONGIN PRECISION INDUSTRIES CO., LTD. · Kaohsiung City Listed (TPEx) NT$1–5B
  Shared: Injection Molding, Mould design & manufacturing, Testing & inspection, Stamping
• SHERN YEONG PRECISE OPTICAL CO., LTD. · Yilan County NT$100–500M estimated
  Shared: Injection Molding, Mould design & manufacturing, Testing & inspection, Precision machining
• E-MARK TOOLS INTERNATIONAL CO., LTD. · Changhua County NT$20–100M estimated
  Shared: Injection Molding, Mould design & manufacturing, Precision machining, Assembly
• SUPER NUT INDUSTRIAL CO., LTD. · Changhua County NT$20–100M estimated
  Shared: Mould design & manufacturing, Stamping, Surface treatment, Forging
• DINKLE ENTERPRISE CO., LTD. · New Taipei City NT$1–5B estimated
  Shared: Injection Molding, Mould design & manufacturing, Stamping, Assembly

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