eSUN3D
eSUN is a China-based manufacturer of 3D printing filaments and photopolymer resins, serving hobbyists, professional engineers, dental/medical practitioners, and designers across 70+ countries through its own eStore, global marketplaces, and reseller networks.
- Company typePrivate
- Founded2002
- HeadquartersShenzhen, China
- Headcount251–500
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What eSUN3D does
eSUN (legal entity: Shenzhen Esun Industrial Co., Ltd.) is a China-based manufacturer of 3D printing materials headquartered in Shenzhen with engineering operations in Wuhan. Founded in 2002 and operating with 251-500 employees, the company produces a broad portfolio spanning filaments (PLA, PLA+, PETG, ABS, TPU, PA, ASA, carbon-fiber and glass-fiber reinforced variants) and photopolymer resins for SLA/DLP printing (standard, tough, high-temperature, castable, dental). The portfolio is organized into general, aesthetic, engineering, functional, and flexible material families, complemented by accessory products (eBOX dryers, eSpool feeders, eVacuum kits, eEnclosure chambers) and the iSUN3D digital workflow for custom orthotic insoles.
The underlying technology centers on proprietary material formulations, including active foam technology for PLA-Wood (0.7 g/cm³), ESD-safe ABS (surface resistivity as low as 10⁵Ω), high-speed PLA/PETG grades optimized for 50-300 mm/s printing, biobased PLA built on NatureWorks Ingeo™ grades, and specialty dental resins validated by FDA certification. Co-development partnerships with NatureWorks, SOLVAY, and LEHVOSS give eSUN access to upstream polymer platforms, and the company's contribution to ISO 5425:2023 embeds its expertise into the industry's first PLA filament standard.
eSUN's business model combines direct-to-consumer sales (eSUN eStore with VIP membership), major marketplace presence (Amazon US/UK/Germany, AliExpress, eBay, Alibaba), and a global network of regional resellers and agents. The customer base spans hobbyists, professional engineers, dental and medical practitioners, and product designers across 70+ countries. Revenue is generated through unit sales of filament spools, resin bottles, and bundled consumables, with promotional cycles such as Prime Day campaigns (up to 60% discount) supporting marketplace volume. The company operates as a privately held entity with no disclosed venture or institutional funding.
eSUN3D firmographics
Firmographics- Name
- eSUN3D
- Legal name
- Shenzhen Esun Industrial Co., Ltd.
- Website
- https://esun3d.com
- Company type
- Private
- Founded year
- 2002
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- eSUN is a China-based manufacturer of 3D printing filaments and photopolymer resins, serving hobbyists, professional engineers, dental/medical practitioners, and designers across 70+ countries through its own eStore, global marketplaces, and reseller networks.
- Ownership category
- akta.pro rank
eSUN3D industry classification
Industry- Product category
- 3D Printing Materials
- SIC
- Plastic Material, Synth Resin/Rubber, Cellulos (No Glass) (2820)
- akta.pro primary industry
- Resin Handling & Vat/Recoater Components (Vats, Films, Blades, Pumps) (IMAAAIAD)
Keywords
Where eSUN3D is headquartered
LocationHeadquarters
- HQ city
- Shenzhen
- HQ country
- China
- HQ region
- Asia
Offices2 records
Markets served
eSUN3D business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Technology or R&D, Personnel, Operations, Marketing or Sales, Infrastructure
Revenue model
- Filament Sales: Primary revenue from selling 3D printing filaments including PLA, PETG, ABS, TPU, Nylon, PA, ASA and specialty variants. Sold in various sizes (0.5kg, 1kg, 2kg, 4kg rolls) through multiple channels.
- Resin Sales: Photopolymer resin products for SLA/DLP 3D printing including standard, tough, ABS-like, high-speed, water-washable, and dental-specific resins.
- 3D Printing Accessories: Complementary products including eBOX filament dryers, eVacuum storage kits, eSpool spool systems, and eEnclosure printing chambers.
- Custom/Industrial Solutions: Custom 3D printing solutions and customizable materials including PA12-CF, PET, and e4D products. Also includes the iSUN3D custom insole system for medical applications.
Go-to-market motion4 records
Distribution channels6 records
Marketing channels7 records
eSUN3D product offering
Product offeringCore offering
eSUN3D (Shenzhen Esun Industrial Co., Ltd.) manufactures and sells 3D printing materials, including a complete range of FDM filaments (PLA, PETG, ABS, TPU, Nylon, ASA, carbon-fiber reinforced variants, and specialty aesthetic/functional materials) and photopolymer resins for SLA/DLP printing (standard, water-washable, high-temperature, castable, and FDA-cleared dental resins). The portfolio also includes 3D printing accessories (eBOX dryers, eSpool feeders, eVacuum kits, eEnclosure chambers) and the iSUN3D digital custom insole system for medical rehabilitation.
Product overview
eSUN is a manufacturer of 3D printing materials spanning filaments and resins, complemented by printing accessories and support services. The product portfolio includes five filament families — General Materials (PLA+, PLA-Basic, PETG, PETG-Basic), Aesthetic Materials (PLA-Silk, PLA-Matte, PLA-Marble, PLA-Wood, PLA-Luminous, PLA-Metal), Engineering Materials (PLA-ST, PA, PA-CF, ASA, ABS, ABS-ESD, ABS-GF, ABS-HT), Functional Materials (PVA, PLA-LW, HIPS, Clean), and Flexibility & Elasticity Materials (TPU-95A, TPU-64D, TPE-83A, PEBA-90A) — plus six resin families covering Standard Resins, Functional Resins (HT100 High Temperature, JC100 Castable for Jewelry, PM200 PMMA-like), and Dental Resins (OM100 Ortho Model, DM100 Dental Restoration Model, DC100 Dental Cast, SG100 Surgical Guide). The company also offers filaments in bundle packs (2KG and 4KG of PLA+ and PLA-Basic), as well as accessories including the eBOX Pro, eBOX Lite, eSpool+, eVacuum Kit Pro, and eEnclosure. 3D printing materials are applied across product design, industrial manufacturing, surgical medicine, culture, art, education, and scientific research.
Differentiator
Problem solved
Functional benefit
Brands
- iSUN3D: Digital custom insole system integrating 3D scanning, diagnostic design, 3D printing, and post-processing for personalized orthotic insoles.
- eSUN Group
Products and services
- PLA+ Filament High-strength PLA filament combining ease of printing with improved mechanical properties, designed for general 3D printing applications across hobbyist and professional users.
- PETG Filament PETG filament offering excellent layer adhesion, impact resistance, and low shrinkage, combining the ease of PLA with the toughness of ABS. Heat resistance up to 70–80°C with chemical/moisture resistance; meets FDA, EN71-3, and EU food-contact requirements.
- PLA-Wood Filament PLA filament with wood-like surface effect using active foaming technology, producing low-density (0.7 g/cm³) prints with a natural wood appearance, made from biodegradable raw materials.
- ABS-ESD Filament Anti-static ABS filament with permanent electrostatic dissipation (surface resistivity as low as 10^5 Ω), heat deflection temperature exceeding 90°C, designed for protecting ESD-sensitive electronic components and integrated circuits.
- ePLA-HS Filament (High Speed) High-speed PLA filament enabling printing at speeds of 50–300 mm/s without clogging, using optimized melt flow index and crystallization balance for rapid cooling and shaping at high speeds.
- PA-CF Filament Carbon fiber reinforced nylon filament offering high strength-to-weight ratio, stiffness, and dimensional stability for structural parts.
- TPU-95A Filament Flexible TPU filament with 95A shore hardness, providing rubber-like elasticity and abrasion resistance for flexible parts and functional wearables.
- OM100 Ortho Model Resin Dental resin formulated for creating orthodontic models with high accuracy and detail reproduction for aligner production.
- DM100 Dental Restoration Model Resin Dental resin for producing accurate restoration models such as crowns, bridges, and veneers with precise marginal fit and detail.
- SG100 Surgical Guide Resin Biocompatible dental resin for fabricating surgical guides used in implant placement, meeting medical-grade requirements for surgical precision.
- W300 16K Water-Washable Resin 16K resolution water-washable resin that simplifies post-processing by eliminating the need for alcohol or other solvents for washing.
- FlexOne Resin
Quantifiable outcome
- PETG materials provide heat resistance up to 70-80°C
- +4 more outcomes
Companies that use eSUN3D
Customer profileNamed customers4 records
Segments5 records
Ideal customer profiles4 records
eSUN3D technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
eSUN3D partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core and major.
- NatureWorkscoreeSUN partners with NatureWorks for its biobased, low carbon portfolio of high-performance Ingeo™ PLA grades. The engineering-level performance of Ingeo is seen in eSUN's ePLA-ST filament, which delivers high impact strength and interlayer adhesion for precise mechanical part applications.
- SOLVAYcoreeSUN officially represents SOLVAY's range of high quality polymers for 3D printing. With these innovative materials, users can rapidly produce complex lightweight components for part modeling and metal replacement applications.
- LEHVOSScoreeSUN and LEHVOSS jointly released ePA6-CF (carbon fiber reinforced nylon), ePA12-CF (carbon fiber reinforced nylon 12), and ePAHT-GK (glass microbead reinforced nylon).
- SindohmajoreSUN and Sindoh signed the agreement for global strategic cooperation at Inside 3D Printing in Seoul, Korea. This collaboration covers distribution of 3D printers and peripheral products, as well as brand promotion, market expansion and market insights.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
eSUN3D competitors and assessment
Company assessmentDirect peers
- Polymaker: Polymaker is a Shanghai-based 3D printing materials manufacturer with a broadly comparable filament and specialty resin portfolio (PolyTerra, PolyMax, PolyLite, PolyMide, industrial-grade nylons). It is the closest direct competitor to eSUN in scale, geography, and product breadth, serving the same hobbyist, professional, and engineering customer segments.
- SUNLU: SUNLU is a Chinese manufacturer of 3D printing filaments and dryers/accessories. Its filament range (PLA, PLA+, PETG, ABS, TPU, ABS+) and accessory ecosystem (S1/S2/S4 filament dryers) directly overlaps eSUN's filament-and-accessory bundle, and it competes head-to-head on Amazon US/UK/DE marketplaces.
- Prusament (by Prusa Polymers): Prusament is Prusa's in-house filament brand, offering PLA, PETG, ASA, PC Blend, and Nylon with rigorous diameter and quality controls. Comparable because it targets the same prosumer/professional printer-installed base with premium-priced, certified materials that compete on quality rather than commodity price.
- Hatchbox: Hatchbox is one of the best-selling filament brands on Amazon US and competes with eSUN directly in PLA/PETG/TPU at the entry- and mid-tier. Its marketplace-heavy distribution model and SKU breadth closely mirror eSUN's consumer-facing filament strategy.
- colorFabb: colorFabb is a Netherlands-based specialty filament producer known for aesthetic and engineering materials (wood-filled, metal-filled, PETG, nylons, VXTRA, PA-CF). Comparable as a specialty materials brand that competes with eSUN's aesthetic (PLA-Wood, PLA-Silk) and engineering (PA-CF) lines in the European market.
Broad incumbents
- Formlabs: Formlabs designs and sells SLA/DLP 3D printers and a large library of proprietary photopolymer resins, including Dental LT, Surgical Guide, and Tough resins. It competes with eSUN's resin business in SLA/DLP form-factor printers and especially in the dental/medical segment where its FDA-cleared resins overlap with eSUN's OM100/DM100/SG100 line.
- 3D Systems: 3D Systems is a US-listed full-stack 3D printing company offering printers, software, and a broad materials portfolio including Figure 4 and Accura resins for dental and industrial users. Comparable as a broad incumbent competing with eSUN's dental and engineering resin portfolio, though eSUN is a materials-only specialist.
- Stratasys: Stratasys is a global 3D printing leader with FDM and PolyJet printer lines and proprietary filaments and resins sold under the Ultem, Nylon, and PolyJet material families. Comparable because its materials business targets the same engineering and industrial buyers, even though eSUN is positioned in the lower-cost segment.
- Carbon (Carbon3D): Carbon produces CLIP-based DLP printers and a proprietary resin family (EPX, RPU, FPU, LOCTITE, dental and athletic resins). Comparable as a resin-and-system incumbent competing with eSUN in the engineering and dental resin category, though at a premium price/performance tier.
Emerging players
- MatterHackers: MatterHackers is a US-based retailer and filament manufacturer selling its own MH Build Series filaments and a wide third-party catalog. Comparable because it competes in filament materials (with both branded and white-label lines) and is increasingly a destination for prosumers buying materials online.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
eSUN3D social profiles
Digital presenceeSUN3D compliance and trust
Trust signalCompliance3 records
eSUN3D financial estimates
Financial estimateRevenue estimate
Valuation estimate
eSUN3D leadership team
Management profileNumber of profiles
eSUN3D funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
eSUN3D M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about eSUN3D
What does eSUN3D do?
eSUN3D (Shenzhen Esun Industrial Co., Ltd.) manufactures and sells 3D printing materials, including a complete range of FDM filaments (PLA, PETG, ABS, TPU, Nylon, ASA, carbon-fiber reinforced variants, and specialty aesthetic/functional materials) and photopolymer resins for SLA/DLP printing (standard, water-washable, high-temperature, castable, and FDA-cleared dental resins). The portfolio also includes 3D printing accessories (eBOX dryers, eSpool feeders, eVacuum kits, eEnclosure chambers) and the iSUN3D digital custom insole system for medical rehabilitation.
Is eSUN3D a public or private company?
eSUN3D is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was eSUN3D founded?
eSUN3D was founded in 2002. It employs 251 to 500 people.
Where is eSUN3D based?
eSUN3D is headquartered in Shenzhen, China, in the Asia region.
How does eSUN3D make money?
Four revenue lines are on record. Filament Sales are the primary driver. The others are resin Sales, 3D Printing Accessories and custom/Industrial Solutions.
Who are eSUN3D's main competitors?
Direct peers on record are Polymaker, SUNLU, Prusament (by Prusa Polymers), Hatchbox and colorFabb. Broad incumbents are Formlabs, 3D Systems, Stratasys and Carbon (Carbon3D). MatterHackers is listed as an emerging player.
Does eSUN3D have an API?
No public API is recorded for eSUN3D.
What industry is eSUN3D in?
eSUN3D's product category is 3D Printing Materials. Its primary akta.pro industry code is IMAAAIAD, Resin Handling & Vat/Recoater Components (Vats, Films, Blades, Pumps). Its SIC code is 2820.