JOINSOON ELECTRONICS MFG., CO., LTD.
建舜電子製造股份有限公司
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1977Founded
NT$1.4BPaid-in capital
1Plants
3Certifications
9Patents
NT$1–5BRevenue band (est.)
- Unified Business No.
- 34145259
- Industry
- Computers, Electronics & Optical Products (2,116)
- Main products
- Computers & peripherals (723)
- Location
- 19 F., NO. 79, SEC. 1, XINTAI 5TH RD., XIZHI DIST., NEW TAIPEI CITY 221432, TAIWAN (R.O.C.)
New Taipei City (16,829) · Xizhi Dist. (1,300) - Listing
- Listed (TPEx) (890) 3322
- Organisation type
- Company Limited by Shares
- Founded
- 1977-03-22
- Paid-in capital
- NT$ 1,375,821,570
- Representative
- Huang Chin-hsiung
- Phone
- 26984882
- Website
- https://www.jem.com.tw/
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- NT$1–5B estimated
- Ownership
- Family-run (inferred)
- North American market
- FCC equipment authorization
- Representative tenure
- In office since at least 2013 (13+ years)
- Growth & profitability
- Revenue 2026-09 YoY -9.8%, year-to-date +3.3%
Gross margin 9.9%, operating margin -7.5%, net margin -9% (2026-Q2 YTD)
Certifications 3
- ISO 14001 (1,159)Self-reported
- ISO 45001 (962)Self-reported
- ISO 9001 (4,293)Self-reported
Processes & materials 3
- SMT (227) · Assembly & inspectionSelf-reported
- Injection Molding (497) · FormingSelf-reported
- Wire & tube drawing (45) · FormingSelf-reported
Patents 9
- 2026 Liquid-proof contact-type electrical connection structure
- 2026 Signal cable
- 2025 Reinforced electrical connector with mating rib and electrical connector assembly
North American market evidence 1
- FCC equipment authorization N8J
Similar companies 10
- WIN-HOUSE ELECTRONIC CO., LTD. · New Taipei City NT$20–100M estimated
Shared: SMT, USB flash drive manufacturing - ATOP TECHNOLOGIES, INC. · Hsinchu City < NT$20M estimated
Shared: USB flash drive manufacturing, Electronic connector (wire) manufacturing - CHENLU-SMT CO., LTD. · New Taipei City < NT$20M estimated
Shared: Electronic equipment wholesale, Electronic connector (wire) manufacturing - CHAMPTEK INCORPORATED · New Taipei City NT$100–500M estimated
Shared: Electronic equipment wholesale, Electronic connector (wire) manufacturing - MIN XIN TECHNOLOGY CORP. · Taichung City NT$20–100M estimated
Shared: USB flash drive manufacturing, Electronic equipment wholesale - SUN PRINT 3-D LABEL ENTERPRISE CO., LTD. · Changhua County < NT$20M estimated
Shared: USB flash drive manufacturing - UNIFOSA CORP. · New Taipei City Listed (TPEx) NT$100–500M
Shared: SMT - JI-HAW INDUSTRIAL CO., LTD. · New Taipei City Listed (TWSE) NT$0.5–1B
Shared: Electronic connector (wire) manufacturing - GERSHIN ELECTRONICS CO., LTD. · New Taipei City NT$20–100M estimated
Shared: Electronic connector (wire) manufacturing - SHIUNN YANG ENTERPRISE CO., LTD. · New Taipei City < NT$20M estimated
Shared: Electronic connector (wire) manufacturing