S&T Group (H.K.) Limited

Mobile Accessories Manufacturingmydevia.com

Company typePrivate
Founded2007
HeadquartersShenzhen, Guangdong, China
Headcount1–10
GTM typeB2B and B2C
OfferingHardware or Manufacturing

S&T Group (H.K.) Limited firmographics

Firmographics

Name: S&T Group (H.K.) Limited
Legal name: S&T GROUP(HK) LIMITED
Website: https://mydevia.com
Company type: Private
Founded year: 2007
Operating status: Operating
Headcount range: 1–10 employees
Ownership category
akta.pro rank

S&T Group (H.K.) Limited industry classification

Industry

Product category: Mobile Accessories Manufacturing
NAICS: Computer and Peripheral Equipment Manufacturing (33411)
SIC: Electronic Components & Accessories (3670)
akta.pro primary industry: Consumer Electronics & Gadgets DTC (CRAFACAF)
akta.pro secondary industry: Power Banks & Portable Power (Battery Packs, MagSafe Packs) (CRACATAD)

Keywords

Mobile accessories
Screen protectors
Hydrogel cutting plotters
GaN chargers
Power banks

Where S&T Group (H.K.) Limited is headquartered

Location

Headquarters

HQ city: Shenzhen, Guangdong
HQ country: China
HQ region: Asia

Offices1 record

Markets served

S&T Group (H.K.) Limited business model

Business model

GTM type: B2B and B2C
Offering type: Hardware or Manufacturing
Cost components: Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

Hardware Product Sales: Direct B2C and B2B sales of mobile accessories including cutting plotters, screen protectors, chargers, cables, power banks, audio products, and cases through e-commerce and dealer network

Pricing tiers

Model	Billing	Price
Other	Multi-year contract	B2B wholesale pricing for distributors

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

S&T Group (H.K.) Limited product offering

Product offering

Core offering

S&T Group (H.K.) Limited, operating under the DEVIA brand, manufactures and sells mobile accessories including hydrogel cutting plotter machines for screen protector customization, UV printers, tempered glass protective films, TWS wireless earphones, GaN chargers, power banks, USB hubs, and lifestyle accessories such as AI recording cards and face-tracking selfie sticks. The company sells these products through a global dealer network spanning 150+ countries and a direct multi-language e-commerce platform.

Product overview

Devia (S&T Group H.K. Limited) is a mobile accessories manufacturer offering a comprehensive product portfolio focused on protective accessories and smart devices. The core product line centers on Hydrogel Cutting Plotter Machines and UV Printers for the mobile screen protection market, enabling retailers to cut custom film protectors. Supporting this, the company offers protective tempered glass films (9H and 7H hardness in privacy and clear variants), audio products (TWS wireless earphones with ANC), charging solutions (GaN chargers up to 100W, wireless power banks), cables, hubs, and lifestyle accessories including AI-powered recording cards and face-tracking selfie sticks. The product ecosystem is unified under the DEVIA brand, with products spanning cutting plotters, screen protectors, audio devices, charging equipment, and smart accessories designed to work within the broader mobile accessories ecosystem.

Differentiator

Problem solved

Functional benefit

Brands

Extreme Speed Series: Premium charger series featuring GaN technology and high power output (65W-100W)
Smart Series
Audio/TWS Series
Power Bank Series
Case Series
Leopard Series
Storm Series
GRS Series
Ultra Series
Rider Series
Lingos Series
Kintone Series
Van Series
Star Series

Products and services

DEVIA Hydrogel Cutting Plotter Machines
Intelligent UV Printer DIY Ultra
AI Recording Card
Ultra Intelligent Tempered Glass Screen Protectors
TWS Wireless Earphones
Power Banks
GaN Chargers
USB Hubs and Adapters
Mobile Lifestyle Accessories

Companies that use S&T Group (H.K.) Limited

Customer profile

Segments2 records

Ideal customer profiles2 records

S&T Group (H.K.) Limited technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature4 records

S&T Group (H.K.) Limited partnerships and signals

Strategic signal

Partnerships

Two partnerships are on record, tiered core.

500 Global Artists (IP Series)coreStrategic or Co-development PartnerDevia collaborates with 500 artists worldwide for the IP Series Phone Case collection, creating exclusive artistic designs for mobile phone cases. This partnership enables unique customization and design differentiation in the market.
Country-Specific Dealers/DistributorscoreChannel Partner/ Reseller/ DistributorRegional dealers and distributors operating dedicated country websites for Devia products in Spain, Mexico, Peru, Chile, Colombia, Italy, Germany, France, USA, Canada, Brazil, Japan and other markets.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

S&T Group (H.K.) Limited competitors and assessment

Company assessment

Direct peers

Spigen: Spigen is a leading phone case and screen protector brand with global retail distribution — directly comparable in the protective-films and cases categories that anchor DEVIA's mobile-accessories range.
Baseus: Baseus is a Shenzhen mobile-accessory brand competing in chargers, cables, car mounts, and TWS earphones — directly comparable SKU overlap to DEVIA's Smart/Extreme Speed/Storm/Leopard/Van series.
Anker Innovations: Anker is the largest China-rooted mobile-accessory brand selling GaN chargers, power banks, cables, hubs, and audio globally — overlapping Devia's core categories (Extreme Speed GaN, power banks, hubs) with comparable channel and pricing posture.
ZAGG / InvisibleShield: ZAGG owns InvisibleShield, a global screen-protection brand — a direct comparable for DEVIA's hydrogel/tempered-glass film business and Hydrogel Cutting Plotter installer channel.
Ugreen: Ugreen is a Shenzhen-based direct competitor in GaN chargers, USB-C hubs, cables, and power banks, with strong global e-commerce distribution — closely mirroring Devia's product breadth and target reseller/consumer audience.
ESR (Halo/Halolock): ESR sells phone cases, screen protectors, MagSafe chargers, and hubs globally — overlapping substantially with DEVIA's case, film, and charging SKUs and competing for the same consumer-protection buyer.

Broad incumbents

Belkin: Belkin is an established global accessories incumbent (chargers, cables, screen protection, hubs) with strong retail presence — comparable in mobile-device accessory categories though broader in scope and portfolio depth than Devia.
OtterBox: OtterBox is a broader protective-products incumbent covering phone cases, screen protection, and chargers — overlapping DEVIA's protective-accessories and charging categories with greater brand and retail penetration.

Emerging players

CHOETECH: CHOETECH is a Shenzhen wireless-charging and power-bank brand — an emerging peer overlapping DEVIA's Kintone power bank and wireless-charging SKUs.
Mcdodo: Mcdodo is a China-based GaN/PD charger and cable specialist — an emerging direct peer in DEVIA's charging and connectivity sub-brands (Extreme Speed, Storm, Leopard).

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

S&T Group (H.K.) Limited compliance and trust

Trust signal

Compliance4 records

S&T Group (H.K.) Limited financial estimates

Financial estimate

Revenue estimate

Valuation estimate

S&T Group (H.K.) Limited leadership team

Management profile

Number of profiles

Profiles1 record

S&T Group (H.K.) Limited funding detail

Funding detail

Funding overview

Funding rounds

Investors

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

S&T Group (H.K.) Limited M&A and investment

M&A and investment

M&A

Investments

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

Frequently asked questions about S&T Group (H.K.) Limited

What does S&T Group (H.K.) Limited do?

Is S&T Group (H.K.) Limited a public or private company?

S&T Group (H.K.) Limited is a private company. It is classified as founder individual operated bootstrapped and is currently operating.

When was S&T Group (H.K.) Limited founded?

S&T Group (H.K.) Limited was founded in 2007. It employs 1 to 10 people.

Where is S&T Group (H.K.) Limited based?

S&T Group (H.K.) Limited is headquartered in Shenzhen, Guangdong, China, in the Asia region.

How does S&T Group (H.K.) Limited make money?

One revenue line is on record: hardware Product Sales.

Who are S&T Group (H.K.) Limited's main competitors?

Direct peers on record are Spigen, Baseus, Anker Innovations, ZAGG / InvisibleShield, Ugreen and ESR (Halo/Halolock). Broad incumbents are Belkin and OtterBox. Emerging players are CHOETECH and Mcdodo.

Does S&T Group (H.K.) Limited have an API?

No public API is recorded for S&T Group (H.K.) Limited.

What industry is S&T Group (H.K.) Limited in?

S&T Group (H.K.) Limited's product category is Mobile Accessories Manufacturing. Its primary akta.pro industry code is CRAFACAF, Consumer Electronics & Gadgets DTC, with a secondary code of CRACATAD, Power Banks & Portable Power (Battery Packs, MagSafe Packs). Its NAICS code is 33411 and its SIC code is 3670.