Junsun Tech

What Junsun Tech does

Junsun Tech Co., Ltd. is a Taiwan-based sales agent, distributor, and technical service provider specializing in vacuum coating and thin-film deposition equipment, founded in 1992 and headquartered in New Taipei City. The company serves compound semiconductor, optoelectronics, renewable energy, and energy storage customers across Taiwan, Hong Kong, and Mainland China through an integrated portfolio of PVD systems (Temescal e-beam evaporation, JianFu thermal evaporation and sputtering, SVTA MBE), CVD systems (SVTA ALD, CCR COPRA PECVD, iPLAS microwave PECVD for diamond films), plasma sources (Sairem ECR, surface wave; CCR COPRA ICP), and a broad range of supporting components (TFC magnetron cathodes, Colnatec QCM monitors, Thyracont vacuum gauges, Leybold/Edwards pumps, VTEX valves, SST feedthroughs) plus proprietary and partner consumables. Underlying technologies span electron-beam physical vapor deposition, RF/DC/HIPIMS magnetron sputtering, molecular beam epitaxy, atomic layer deposition, microwave plasma CVD, and electron cyclotron resonance plasma generation.

The company operates a regional agency business model rather than manufacturing its own core equipment, generating revenue through equipment resale, installation, after-sales technical service, and recurring consumables sales. Its customer base includes the world's largest compound semiconductor wafer foundry (40+ Temescal systems installed), flat panel display manufacturers in Taiwan and China (25+ HOPE-302 thermal evaporation systems), over 250 research institute installations of JianFu PVD systems across Taiwan, and a leading Taiwan synthetic diamond manufacturer using Sairem G4 microwave generators. Notable technical differentiators of the distributed portfolio include Temescal's HULA dual-axis rotation carrier achieving less than ±3% film thickness uniformity without mask correction, Sairem G4 solid-state microwave generators supporting 300+ hour continuous diamond growth runs, and CCR COPRA plasma sources delivering 90%+ gas dissociation rates. Marketing and customer engagement are conducted primarily through a bilingual corporate website (Traditional Chinese and English) with product inquiry and technical support forms, supplemented by trade show participation and partner brand co-marketing; pricing is not publicly disclosed. The company employs approximately 5 people and is privately held with no disclosed parent company or external investment.

Name

Junsun Tech

Legal name

Junsun Tech Co., Ltd.

Website

https://junsun.com.tw

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

1–10 employees

Short description

Junsun Tech is a Taiwan-based regional sales agent and technical service provider, founded in 1992, distributing international vacuum coating and plasma technology equipment (Temescal, Sairem, CCR, JianFu, SVTA) to compound semiconductor, optoelectronics, and renewable energy customers across Taiwan, Hong Kong, and Mainland China.

Ownership category

akta.pro rank

Product category

Semiconductor Equipment Distribution and Technical Services

NAICS

Semiconductor Machinery Manufacturing (333242)

SIC

Special Industry Machinery, Nec (3559), Wholesale-Electronic Parts & Equipment, Nec (5065), Wholesale-Industrial Machinery & Equipment (5084)

akta.pro primary industry

Application Equipment & Coating Services (Contract Coating, Surface Prep) (IMAEAGAL)

Keywords

• Vacuum coating equipment
• Thin film deposition
• Semiconductor equipment distribution
• PVD CVD systems
• Plasma technology services

Headquarters

HQ city

New Taipei City

HQ country

Taiwan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Marketing or Sales, Personnel, Infrastructure, Others

Revenue model

1. PVD/CVD/Plasma Equipment Sales & Distribution: Junsun Tech acts as a regional sales agent for international vacuum coating and plasma equipment manufacturers, introducing solutions to OEMs and end-users in Taiwan, Hong Kong, and Mainland China. Revenue is generated through product sales, installation, and after-sales technical service including maintenance, repair, and upgrade/retrofit services.
2. Consumables & Spare Parts Sales: Sale of vacuum coating consumables including sputtering targets, quartz crystals, MBE crucibles, e-gun crucible liners, evaporation boats, vacuum pump lubricants, sealing consumables, UV epoxy resins, and other accessories.
3. Technical Service & Engineering: Technical service including maintenance, repair, and upgrade/retrofit services for sold equipment, as well as mechanical design services for highly customized parts.

Go-to-market motion3 records

Distribution channels3 records

Marketing channels3 records

Core offering

Junsun Tech operates as a regional sales agent and technical service provider for vacuum coating and plasma technology equipment in Taiwan, Hong Kong, and Mainland China. The company distributes, installs, and services PVD systems (electron beam evaporation, sputtering, MBE, thermal evaporation), CVD systems (ALD, PECVD, microwave PECVD), plasma sources, vacuum components, measurement instruments, and associated consumables from international manufacturers such as Temescal, Sairem, CCR, JianFu, SVTA, TFC, and Colnatec. It also provides after-sales maintenance, repair, upgrade/retrofit, and custom mechanical design services.

Product overview

Junsun Tech operates as a specialized distributor and technical service provider for precision vacuum coating and thin film deposition equipment serving Taiwan, Hong Kong, and Mainland China since 1992. The company offers an integrated portfolio of PVD equipment (Temescal electron beam systems, JianFu sputtering/thermal evaporation systems, SVTA MBE systems), CVD equipment (SVTA ALD systems, CCR COPRA PECVD systems, iPLAS microwave PECVD for diamond), and complementary core components (TFC magnetron cathodes, Sairem plasma sources and microwave generators, Colnatec QCM monitors, Thyracont vacuum gauges), supported by comprehensive consumables and custom vacuum chamber fabrication services. The company has established market presence with over 40 Temescal systems in compound semiconductor fabs, 250+ JianFu PVD systems in research institutes, and 20+ thermal evaporation systems for the OLED industry across Taiwan and China.

Differentiator

Problem solved

Functional benefit

Products and services

• Lift-Off E-beam Evaporation Systems Temescal electron beam evaporation systems (FC-2000/FC-2800/FC-3800/FC-4400/UEFC-4900/UEFC-5700/UEFC-6100) for lift-off metallization processes in compound semiconductor manufacturing, ranging from R&D scale to 200mm wafer production.
• RF Diode Sputtering Systems (MCT-8000) MeiVac 200mm cluster-type RF Diode sputtering system designed for low-stress SiOx/SiN dielectric films for silicon photonics and advanced dielectric thick film processes.
• Molecular Beam Epitaxy (MBE) Systems SVTA MBE systems for epitaxial growth of III-V, II-VI, nitride, oxide, and silicon-based compound semiconductors in ultra-high vacuum environments.
• HOPE-302 Thermal Evaporation System JianFu thermal evaporation system for OLED, OPV, and perovskite solar cell research featuring 0.002 Å/sec rate control and glovebox compatibility for host-dopant co-deposition.
• R&D E-beam Evaporation Systems (EBS Series) JianFu electron beam evaporation systems (EBS-500F, EBS-500-GLAD, EBO-650) for R&D applications including GLAD 3D nano-structuring for metamaterials and precision optics/laser diode coating.
• Magnetron Sputtering Systems (MGS Series) JianFu multi-source magnetron sputtering systems (CS-400, MGS-500/600, MGS-600-HIPIMS, MGS-800) supporting DC, RF, Pulsed-DC, ion-assisted, and HIPIMS processes for AlCrN, ITO, and optical films.
• SMART UHV Framework with PLD Module SVTA ultra-high vacuum framework system supporting pulsed laser deposition, e-beam evaporation, thermal evaporation, and magnetron sputtering modules for flexible thin film research applications.
• NorthStar ALD Systems SVTA atomic layer deposition systems (ALD-P-100B, ALD-P-200B) supporting up to 200mm wafers with hot-wall design and multiple precursor modules for high-k dielectrics, nano-coatings, and MEMS.
• COPRA PECVD Systems CCR COPRA plasma-enhanced CVD systems using inductively coupled RF plasma sources for silicon, metal oxide, and nitride barrier and functional layer deposition in PECVD, reactive sputtering, and ion-assisted deposition applications.
• Microwave PECVD Diamond Film Deposition Systems (CYRANNUS) iPLAS CYRANNUS ECR microwave plasma system for high-quality diamond film deposition with applications in synthetic diamond production and UNCD coatings.
• UHV Cleaving & Coating System for Laser Diodes SVTA ultra-high vacuum system for laser diode facet cleaving, bar separation, and coating to prevent catastrophic optical mirror damage (COMD) with optional hydrogen ion treatment.
• PlasGenie Plasma Systems (PG-02P/PG-02C) JianFu capacitively coupled plasma systems for surface cleaning, modification, etching, and coating with optional precursor module for molecular grafting applications.
• Microwave Extraction Systems (MicroChem/Minilabotron/Labotron) Sairem microwave chemistry systems for extraction, synthesis, and digestion applications from lab scale to pilot production.
• LABOTRON Microwave Heating Systems (HTE 3kW/6kW) Sairem high-temperature microwave heating systems up to 1600°C for ceramic sintering, calcination, pyrolysis, and biomass treatment.
• High Vacuum Furnace Systems JianFu customized high vacuum tube furnace systems for SiO2 growth, carbon materials, and organic optoelectronic material purification up to 1200°C.
• Atmospheric Pressure RGA Systems Custom atmospheric inlet residual gas analyzer systems for leak detection, gas composition analysis, and impurity monitoring in battery packs and optical products.
• Temescal Electron Gun Systems (CV-6SLX/CV-12SLX/Carrera Series) FerroTec Temescal electron beam guns and power supplies featuring PopTop multi-pocket crucible design for contamination-free evaporation in PVD systems.
• IONIX Magnetron Sputtering Sources TFC IONIX magnetron sputtering cathodes (circular and rectangular) for HV and UHV applications with balanced/unbalanced magnet arrays supporting DC, RF, and HIPIMS processes.
• MBE Effusion Cells SVTA effusion cells for molecular beam epitaxy including Dopant, Low-Temp, High-Temp, Hot-Lip, Cold-Lip, EXCEL, and VIKING designs with temperature ranges up to 2000°C.
• COPRA ICP Plasma Sources CCR COPRA RF inductively coupled plasma sources with >90% gas dissociation rate for PECVD, reactive sputtering, ion-assisted deposition, and plasma surface modification.
• Aura/Hi-Wave ECR Plasma Sources Sairem electron cyclotron resonance plasma sources using solid-state microwave technology for etching, PECVD, and surface treatment with plasma densities up to 10^11 cm^-3.
• S-Wave/Downstream Surface Wave Plasma Sources Sairem surface wave plasma sources operating from 10^-2 mbar to atmospheric pressure for gas abatement and gasification applications.
• CROWN RF Power Generators & COMPASS Matching Networks CSL/CERES RF power generators (2-40.68 MHz, 300-5000W) and digital matching networks with L-type design and DC bias monitoring for plasma processes.
• G4/Solid-State/Industrial Microwave Generators Sairem microwave generators from 2kW to 600kW at frequencies from 915MHz to 18GHz with automatic restart function and preventive alarm management for semiconductor dry etching, lab-grown diamond, and industrial heating.
• Thyracont Vacuum Gauges Thyracont vacuum measurement instruments (Analogline and Smartline) including Pirani, cold cathode, hot cathode, piezo, and capacitance gauges with analog and digital interfaces for 10^-10 mbar resolution.
• Mass Flow Controllers (MFC) Bronkhorst EL-FLOW and Brooks mass flow controllers for precise gas flow control in plasma processes with accuracy of ±0.5-2% full scale.
• Residual Gas Analyzers (RGA) Residual gas analyzers using ion trap or quadrupole mass filters for vacuum system leak detection, residual gas analysis, process gas monitoring, and thermal desorption applications up to 300 amu.
• Helium Leak Detectors HELIOT 900, PHOENIX, ASM, and PHD-4 helium leak detectors for vacuum system, battery, and refrigeration line leak testing with detection sensitivity down to 5×10^-12 mbar·L/sec.
• QCM Thickness Monitors Colnatec XTC/3S, Eon-LT, and Eon-ID quartz crystal microbalance thickness monitors with touchscreen control, dual sensor head support, and RS-232/WiFi connectivity for real-time film thickness monitoring.
• Vacuum Pumps Vacuum pump solutions from Leybold (rotary, scroll, turbomolecular, cryogenic pumps) and Edwards (rotary, dry, cryo pumps) covering all vacuum level requirements from rough vacuum to UHV.
• Vacuum Valves VTEX semiconductor-grade rectangular gate valves, slit valves for roll-to-roll processes, penduroll valves, and MeiVac Vari-Q throttle valves for vacuum chamber isolation and pressure control.
• Vacuum Feedthroughs & Connectors Solid Sealing Technology (SST) vacuum feedthroughs supporting voltages up to 90kV, currents to 1000A, and temperatures from -269°C to 450°C for power, signal, and thermocouple applications.
• Magnetic Fluid Feedthroughs Ferrofluidic feedthroughs (SNB, STB, SFB, HFB, HTB series) for rotary and linear motion transfer with shaft diameters from 6-75mm and torque ratings up to 6106 kg-cm.
• QCM Sensor Heads Colnatec quartz crystal sensor heads including Tempe high-temperature versions (40-500°C) and standard single/dual/shuttered configurations for 6MHz crystals.
• Custom Vacuum Chambers & Tubings JianFu customized vacuum chambers, crosses, elbows, and welded bellows fabricated to customer specifications for custom vacuum system integration.
• Sputtering Targets High-purity sputtering targets in various shapes (circular, square, strip) with 99.5-99.999% purity in noble metals, pure metals, alloys, and compounds on copper, aluminum, or titanium backing plates.
• Quartz Crystals Colnatec AT-cut quartz crystals with gold, silver, or alloy electrodes for QCM thickness monitoring in metal and dielectric deposition processes.
• MBE Crucibles SVTA MBE crucibles in pyrolytic boron nitride, graphite, alumina, beryllium oxide, tungsten, and tantalum with volumes from 6-85cc.
• E-beam Crucible Liners Temescal electron beam crucible liners in molybdenum, tungsten lanthanated, and graphite materials for 7-40cc volumes to prevent cross-contamination during evaporation.
• Thermal Evaporation Boats & Crucibles Tungsten, tantalum, and molybdenum evaporation boats with optional alumina coating, plus basket filaments and shielded crucible heaters for thermal evaporation processes.
• Moisture Cut UV Epoxy Resins Moisture Cut high-barrier UV curable epoxy resins (WB90US, WB90US-HV) for OLED and organic device encapsulation with WVTR of 4 g/m²·24h, low outgassing less than 20μg/resin, and Tg of 120°C.
• Vacuum Pump Lubricants Vacuum pump oils including Leybonol, Ultragrade, Santovac 5, Fomblin, and MORESCO NEOVAC series (MR-100, MR-200) with low vapor pressure and extended service life.
• Vacuum Sealing Products Dow Corning vacuum grease, Torr Seal epoxy sealant, and CF/KF/ISO flange gaskets in silver, aluminum, copper, and Viton materials.
• Heat-resistant Tape & Temperature Measurement Products Heat-resistant tapes rated to 260°C, contact thermocouples (0-525°C), temperature labels, and heating lamps for vacuum system applications.
• Technical Service & Engineering After-sales technical services including installation, maintenance, repair, upgrade, and retrofit services for sold vacuum coating equipment, plus custom mechanical design for highly customized parts.

Quantifiable outcome

• Over 40 Temescal e-beam evaporation systems installed at world's #1 compound semiconductor wafer foundry
• +5 more outcomes

Named customers4 records

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature13 records

Partnerships

16 partnerships are on record, tiered core and minor.

• JianFu Tech (建福)coreChannel Partner/ Reseller/ Distributor · 1 January 2013JianFu Tech is a 20+ year OEM manufacturer of R&D-scale PVD machines (thermal evaporation, e-beam evaporation, sputtering) and vacuum equipment. Junsun Tech distributes JianFu products in Taiwan and Greater China, achieving over 250 PVD machine installations and 25+ HOPE-302 thermal evaporation system sales for OLED industry.
• FerroTec TemescalcoreTechnology or Integration · 1 January 1992Junsun Tech has served as the exclusive Taiwan/HK/China sales agent for FerroTec Temescal e-beam evaporation systems since 1992 (nearly 30 years), successfully introducing over 40 systems to the world's leading compound semiconductor wafer foundry. Temescal specializes in precision e-beam evaporation for compound semiconductors with 60%+ market share in lift-off applications.
• Sairem (France)coreTechnology or IntegrationSairem is a French company with 40+ years of expertise in microwave and RF technologies. Junsun Tech distributes Sairem's G4 microwave generators for synthetic diamonds, Aura ECR plasma sources, downstream plasma sources, S-Wave plasma sources, LABOTRON microwave heating systems, and MicroChem extraction systems in Taiwan and Greater China.
• CCR Technology (Germany)coreTechnology or IntegrationCCR Technology is the inventor of COPRA Plasma Technology, serving semiconductor, optics, solar, and display markets. Junsun Tech distributes COPRA RF plasma sources (round, linear, ring, built-in types) for PECVD, reactive sputtering, ion-assisted deposition, and plasma surface treatment, with focus on precision optical coating OEMs in Taiwan.
• Thin Film Consulting / TFC (Germany)coreTechnology or IntegrationTFC is a German company specializing in IONIX magnetron sputtering cathodes with advanced water cooling circuits. Products include circular and rectangular sputtering sources for HV and UHV applications, supporting DC, RF, and HIPIMS processes. Over 450 units supplied globally.
• SVT Associates / SVTA (USA)coreTechnology or IntegrationSVTA (founded 1993) specializes in MBE and thin film deposition technology, partnering with NASA and other institutions. Junsun Tech distributes SVTA's fully automated cluster MBE systems, R&D MBE systems (III-V, II-VI, nitride, oxide, silicon), ALD systems (NorthStar), UHV cleaving/coating systems, and SMART UHV framework platforms.
• Colnatec (Netherlands)minorChannel Partner/ Reseller/ DistributorColnatec specializes in quartz crystal thickness monitors (QCM) for thin film deposition control. Junsun Tech distributes Colnatec products including XTC/3S, Eon-LT, and Eon-ID thickness monitoring systems, along with sensor heads (Tempe, Single/Dual/Shuttered) and quartz crystal electrodes (Gold, Silver, Alloy).
• FerroTec / MeiVac (USA/Japan)coreTechnology or IntegrationMeiVac (FerroTec) produces the MCT-8000 RF Diode sputtering system for silicon photonics and advanced dielectric thick film processing on 200mm wafers, including SiOx, SiNx, SiOxNy, Al2O3, SiO2, Ta2O5 deposition. Junsun Tech distributes MeiVac products in Taiwan and Greater China.
• VTEX (Japan)minorChannel Partner/ Reseller/ DistributorVTEX (Vacuum Technology) is a Japanese company producing semiconductor-grade low-particle HV rectangular gate valves, slit valves for roll-to-roll processes, and penduroll valves. Products feature ultra-low leak rates and long service life (up to 1 million cycles for gate valves).
• Moisture Cut (Japan)minorChannel Partner/ Reseller/ DistributorJapanese manufacturer of high moisture barrier UV epoxy resins for OLED and organic device encapsulation. Products (WB90US, WB90US-HV) offer WVTR of 4 g/m2-24h, low outgassing (<20ug/resin), and flexible formulation for flexible devices.
• Leybold, Edwards (Various)minorChannel Partner/ Reseller/ DistributorJunsun Tech distributes vacuum pumps from Leybold (rotary pumps, scroll pumps, turbo molecular pumps, cryogenic pumps) and Edwards (rotary pumps, dry pumps, cryo pumps), covering all vacuum level requirements from rough vacuum to UHV.
• MORESCO (Japan)minorChannel Partner/ Reseller/ DistributorJapanese manufacturer of vacuum pump lubricants (MORESCO NEOVAC series MR-100, MR-200) featuring low vapor pressure, excellent anti-emulsification, high viscosity index, and long-term operational stability.
• SVT Associates NorthStar ALDcoreTechnology or IntegrationSVTA NorthStar atomic layer deposition (ALD) systems support high-k dielectric R&D, nano-coating, surface modification, corrosion protection, anti-moisture coatings, MEMS, photonic crystals. Systems support up to 200mm wafers with hot-wall design option and up to 8 precursor modules.
• Solid Sealing Technology / SST (USA)minorChannel Partner/ Reseller/ DistributorAmerican manufacturer of precision vacuum feedthroughs including high voltage (up to 90kV), high current (up to 1000A), thermocouple, coaxial, connector, viewport, base plate, and pinch-off tube feedthroughs rated from 1x10^-10 Torr to 4000 psig.
• FerroTec MeiVac Throttle ValvesminorChannel Partner/ Reseller/ DistributorMeiVac Vari-Q throttle valve featuring counter-rotating vane set for linear pressure control across entire operating range, low restriction in pumping path, and low profile flanges minimizing conductance losses. Available in 6-35 inch body sizes with multiple actuator options.
• 汎達科技 / Pentad ScientificminorChannel Partner/ Reseller/ DistributorPentad Scientific (founded 1992) is a complementary instrumentation distributor offering Buehler metallography equipment, Wilson hardness testers, Leica microscopes, FTA contact angle meters, Jelight UV-ozone cleaners, and other analytical instruments in Taiwan.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• MKS Instruments: US-based provider of instruments, vacuum components, power delivery, and process control solutions for semiconductor and adjacent markets — overlaps with Junsun's gauge, MFC, RGA, RF/microwave generator, and QCM product lines and competes for the same tool-OEM sockets.
• Ferrotec Holdings: Japan-headquartered parent of Temescal and MeiVac — two of Junsun's most important principals — and a global manufacturer of vacuum, semiconductor, and electronic materials/equipment; operates as both a principal and a competing channel in some product lines.
• ULVAC: Major Japanese manufacturer of vacuum equipment, sputtering systems, CVD/PECVD tools, and related components serving semiconductor, display, and electronics customers across Greater China and globally; competes with several Junsun-represented product lines.
• VAT Group: Swiss manufacturer of high-end vacuum valves, slit/gate valves, and motion components widely used in semiconductor and display fabs — adjacent to Junsun's vacuum components portfolio and representative of the larger, well-capitalized component vendors Junsun competes against for OEM mindshare.
• Edwards Vacuum (Atlas Copco): Global supplier of vacuum pumps, abatement, and cryogenic equipment — Junsun distributes Edwards pumps in Taiwan/Greater China — and a broader vacuum equipment incumbent with direct sales/service capability that could bypass regional distributors.
• Veeco Instruments: US manufacturer of MOCVD, MBE, ion beam, and other thin-film deposition systems for compound semiconductors, photonics, and displays — competes at the system level with several principals Junsun represents and serves the same GaN/LED/photonics end customers.

Direct peers

• Kurt J. Lesker Company: Global distributor and manufacturer of vacuum and thin-film deposition equipment, components (cathodes, crucibles, feedthroughs), and materials, with a multi-brand portfolio model very similar to Junsun's — Junsun is essentially Lesker's Asia-focused analog serving the same OEM and end-user base.

Emerging players

• Angstrom Sciences: US-based manufacturer of magnetron sputtering cathodes and sources — closely comparable to the TFC IONIX product family that Junsun distributes, and a competing principal-like alternative for sputtering source qualification.
• Denton Vacuum: US manufacturer of thin-film deposition systems including e-beam, sputtering, and ALD for optics, MEMS, and semiconductor applications — directly comparable to Temescal/JianFu product lines Junsun distributes, serving similar R&D and specialty production customers.
• Plasma-Therm: US-based manufacturer of plasma etch and deposition systems (PECVD, ICP, RIE) for compound semiconductors, photonics, and MEMS — directly comparable end-market focus to Junsun's CCR COPRA and Sairem plasma source offerings but as a tool vendor rather than distributor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/junsun-tech

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Junsun Tech