V-Trust Inspection Service Co., Ltd

Wide Expertise in the Headphones &amp; Earphones Industry  V-Trust's inspection services for headphones and earphones offer essential support to buyers, ensuring that products meet both customer specifications and quality standards.  Whether it is an order of headphones or earphones, the V-Trust inspection process involves a comprehensive assessment of product integrity, appearance, and build quality to ensure there are no workmanship defects, such as scratches or loose parts. Functionality checks include audio quality, charging and discharging tests, battery performance, frequency response, impedance, microphone clarity, as well as testing wired and wireless connectivity and other factors to verify product reliability.  V-Trust helps buyers minimize risks and avoid costly issues by providing detailed inspection reports with photographic evidence available within 6 to 24 hours after the inspection.  Why V-Trust  ✔ Full-Time Inspectors Only: We do not hire part-time QC staff or outsource to other firms. This approach serves as a key anti-bribery measure and ensures the highest level of reliability in our inspection reports. ✔ Diverse Product Range: Our team covers a wide range of product categories, including electronics, electrical products, lighting, building materials, furniture, home décor, kitchenware, textiles, apparel, and industrial goods. ✔ 2,500+ Checklists: We offer comprehensive checklists for various product lines, drawing on our extensive QC experience. ✔ Online Booking: Easily book services through our advanced online system, and access inspection results and supply chain statistics via the QC dashboard. ✔ Quick and Efficient Service: Receive same-day quotations, with reports available 6 to 24 hours after inspection. We also offer free laboratory testing and regulatory consultations.  About V-Trust  V-Trust is the largest product inspection company in Asia, employing only full-time inspectors. With over 600 staff across 10 Asian countries, we conduct more than 110,000 inspections and audits annually, serving over 13,000 buyers worldwide.  We are experts in the quality control industry, offering a wide range of cost-effective services, including product inspections, factory audits, laboratory testing, and product certification.  V-Trust operates in China and key export markets such as India, Vietnam, Malaysia, Thailand, Bangladesh, Pakistan, Cambodia, Indonesia, and Myanmar.  For more information, please contact us:Website: www.v-trust.comEmail: cs@v-trust.com 

Headphones & Earphones Product Inspection

Svi Public Co Ltd

We provide fully turn-key solutions that integrate innovative EMS products with quality manufacturing. Our industry focus includes industrial products, high end telecommunications, office automation, professional audio and video products, automotive electronics, medical devices, etc. The advanced solutions are sure to keep you on the cutting edge.
 
  Covering a wide industry. 
  Experienced in this field. 
 

EMS Turn-Key

Electronic Manufacturing Service
Our industry focus includes industrial products, high end telecommunications, office automation, professional audio and video products, automotive electronics, medical devices, etc. The advanced solutions are sure to keep you on the cutting edge.

Electronic Manufacturing Service

ATR Manufacturing Ltd

We provide EMS solution. Our service includes OEM, OBM and ODM manufacturing. Our product experience includes Medical and Healthcare Equipment, Electric Appliance Control Units, Hospital Equipment, Temperature Monitoring Devices, Deodorizer, Light Tube, Safety and Security Equipment, Assistive Hearing Devices, Communication Equipment, Pest Control Units, Currency Handling Devices and PCB Assemblies. Our existing manufacturing plant is in Dongguan, China. We will have a new plant in Vietnam starting for Production by January 2020 at Phase-1; the Phase-2 facilities will be scheduled completion by end 2020.

OEM / ODM / EMS Manufacturing

Electronic manufacturing service, start from PCBA to Final Assembly. Factories located in Thailand, Austria, Slovakia and Hungary. 	 Audio 	 Medical 	 Telecommunication 	 Industrial 	 Transportation 	 etc.,  

Electronic Manufacturing Service - Audio Equipment

Hanhong Digital Technology Co., Limited

With the talented in house designer and the strongest R&amp;D team which leads Hanhong to create the unique and excellent products to worldwide clients, all of our products have our private toolings with design patented, we are expert in making some difference whether on the designs or the acoustic technology so as to bring the good branding value for our customers. Also we have strongest R&amp;D team including the electronic engineers, mechanical engineers, acoustic engineer and software developing engineers who assure the enough capacity of doing customized ODM projects with our customers. 

OEM / ODM FACTORY

Amit Lakshmi Sai Manufacturing

   Sourcing Agent   Shipping Agent   China Agents, Sourcing Agent   export agent   Apparel agent   Mobile phone agent   Services: seach suppliers, visit factory  

Sourcing Agent 

Wide Expertise in the Home Audio &amp; Speakers Industry  V-Trust's inspection services for home audio and speakers provide essential support to buyers, ensuring that products meet customer specifications and quality standards.  Whether it’s home audio systems or standalone speakers, V-Trust’s inspection process carefully examines product integrity, appearance, and build quality to ensure there are no defects like scratches, dents, or loose parts. Functionality checks focus on sound quality, speaker sensitivity, battery performance, and power output, along with total harmonic distortion (THD) and frequency range. Additional tests cover connectivity, including wired and wireless options, Bluetooth pairing, multi-device compatibility and other tests to confirm product reliability.  V-Trust helps buyers minimize risks and avoid costly issues by providing detailed inspection reports, complete with photographic evidence, available within 6 to 24 hours after the inspection.  Why V-Trust  ✔ Full-Time Inspectors Only: We do not hire part-time QC staff or outsource to other firms. This approach serves as a key anti-bribery measure and ensures the highest level of reliability in our inspection reports. ✔ Diverse Product Range: Our team covers a wide range of product categories, including electronics, electrical products, lighting, building materials, furniture, home décor, kitchenware, textiles, apparel, and industrial goods. ✔ 2,500+ Checklists: We offer comprehensive checklists for various product lines, drawing on our extensive QC experience. ✔ Online Booking: Easily book services through our advanced online system, and access inspection results and supply chain statistics via the QC dashboard. ✔ Quick and Efficient Service: Receive same-day quotations, with reports available 6 to 24 hours after inspection. We also offer free laboratory testing and regulatory consultations.  About V-Trust  V-Trust is the largest product inspection company in Asia, employing only full-time inspectors. With over 600 staff across 10 Asian countries, we conduct more than 110,000 inspections and audits annually, serving over 13,000 buyers worldwide.  We are experts in the quality control industry, offering a wide range of cost-effective services, including product inspections, factory audits, laboratory testing, and product certification.  V-Trust operates in China and key export markets such as India, Vietnam, Malaysia, Thailand, Bangladesh, Pakistan, Cambodia, Indonesia, and Myanmar.  For more information, please contact us:Website: www.v-trust.com 

Home Audio & Speakers Product Inspection

Pantene Industrial Co Limited

 	 An Established designer, developer and manufacturer of high quality products and services to its OEM and electronics industrial partners.&nbsp; 	 We have rich experience in EMS manufacturing service including design, engineering solutions and service world&rsquo;s famous brands for years. Also, highly sophisticated vertical integration provides one-stop manufacturing service from product design to mass production.  

OEM/EMS Product Design Service 

Wenzhou Lynns Design Co. Limited

JEFFREY LEUNG EYEWEAR DESIGN IS A HONG KONG-BASED INNOVATIVE EYEWEAR DESIGN STUDIO SPECIALIZING IN CUTTING-EDGE OPTICAL AND SUNGLASS DESIGN. WE FOCUS ON SUSTAINABLE 3D PRINTING TECHNOLOGY TO DELIVER PERSONALIZED, FASHION-FORWARD EYEWEAR SOLUTIONS FOR GLOBAL BRANDS. OUR CORE VALUES LIE IN CREATIVITY, ECO-CONSCIOUS PRODUCTION, AND COLLABORATIVE DESIGN EXCELLENCE. BY MERGING ADVANCED MANUFACTURING WITH TREND-DRIVEN AESTHETICS, WE OFFER BESPOKE, HIGH-QUALITY EYEWEAR THAT BALANCES STYLE, FUNCTIONALITY, AND SUSTAINABILITY. PARTNER WITH US FOR UNIQUE, FUTURE-READY DESIGNS TAILORED TO YOUR BRAND IDENTITY. 

JLX EYEWEAR DESIGN SERVICE

The Hong Kong Standards And Testing Centre Ltd (STC)

STC offer Electromagnetic Compatibility (EMC) Testing services for medical devices such as: Medical Electrical EquipmentIn Vitro Diagnosis (IVD) Medical EquipmentElectromagnetic Compatibility Testing (EMC) IEC / EN 60601-1-2CISPR 11 / EN 55011IEC / EN 61326-1IEC / EN 61326-2-6FCC Part 15 / Part 18ICES-001 / ICES-003 Radio Frequency Testing (RF) EN 300330-1; EN 300330-2 (9 kHz to 30 MHz)EN 300220-1; EN 300220-2 (25 MHz to 1000 MHz)EN 300440-1; EN 300440-2 (1 GHz to 40 GHz)FCC Part 15 / Part 18; RSS-210Bluetooth EN 300328 (2.4 GHz)FCC Part 15 / Part 18RSS-247Wi-Fi EN 300328 (2.4 GHz TRx WiFi b / g / n)EN 301893 (5.8 GHz)FCC Part 15 / Part 18RSS-247If you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/contacTo know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact.  

Electromagnetic Compatibility for Medical Devices

EMC Toys Testing Electromagnetic Compatibility for Toys Whole toy testingAS/NZS CISPR 14, C-Tick(RF toys)EN 55014-1/55014-2RED (RF toys)FCC Part 15 (RF toys)If you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/services/detail/toys To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

EMC FCC Part 15 Toys Testing

Unitronics Company Limited

We provide our electronic manufacturing services (EMS) to various industries. In PCB Assembly, we utilize most assembly technologies, including Thru-Hole axial/radial assembly and SMT assembly. Our manufacturing stage supports services like small batches (samples), pilot runs, mass production, and logistics management.  PCB Design for Manufacture and Assembly (DFMA)Design for testability (DFT)Quality and TestingLogistics management

Manufacturing Capabilities & Support Services (EMS)

Conant Optical Inc

                    THE GLOBAL RX SERVICE All of our lenses are made to order by our expert, highly trained technicians, to ensure the quality of every lens. We operates on a 24 hour schedule, seven(7) days a week to provide quick turn around times.High quality customer service and swift delivery is our responsibility and standards.Conant RX Lens Lab is a state-of-the-art centralized optical lab.Constantly research and investment manufacturing in lens manufactuing technology offers the latest products and technology to our customers. We have a comprehensive selection of lens options including our own free-form digital designs.Designed and equipped to handle any type of order 24 / 7 our Lab has grown steadily over the years, now in our RX lab we produce over 1,000,000 ophthalmic lenses per year. We are presently supplying RX prescription lenses to our homeland China, USA, Canada, France, Finland, Germany, Sweden, Denmark, Spain, and many other countries.   Automatic Precise Consistent 7D24H, Quicker Delivery time Capacity 6000+ jobs a day  

Install service

Drawing on a complete understanding of government regulations and policy that apply to electrical and electronics industry, STC can help you to test Radio Frequency (RF) and ElectroMagnetic Compatibility (EMC) in accordance with various international standards.  EMC Tests for FCC and IC standards: A. Digital Devices Computer or peripherals Class AComputer or peripherals Class B (e.g. Keyboard, display card, multi-function card, printer, monitor, mouse and scanner etc.)Digital Devices (e.g. video game, etc.)Game controller for console [e.g. Playstation, etc.]Battery-operated Handheld GamesAC operated handheld games B. Radio Frequency Devices AM/FM Broadcast Receiver (DC)AM/FM Broadcast Receiver (AC or AC/DC)DC operated CD/VCD/DVD PlayerAC/DC operated CD/VCD/DVD PlayerAM/FM Broadcast Receiver with CD/VCD/DVD PlayerCar Radio with CD/VCD/DVD27 MHz Remote controlled Transmitter (1 channel)27 MHz Walkie Talkie (1 channel)49 MHz Transmitter (1 channel)49 MHz Walkie Talkie (1 channel)49 MHz Receiver (1 channel)315 to 433 MHz Transmitter (1 channel)315 to 433 MHz Receiver (1 channel)900MHz Transmitter (1 channel)900MHz Receiver (1 channel)2.4GHz Transmitter (1 Pair)Multi-band Broadcast Receiver (AC or AC/DC)Microwave OvenEnergy Saving LampElectronic BallastPocket TVTo know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

EMC Tests for FCC and IC standards

Leading global provider of full turnkey box-build contract electronics manufacturing and design services to the industrial and professional electronics sectors. We have 4 factories located in Thailand, Austria, Slovakia and Hungary with 3,300 employees. 	 Industrial 	 Automotive 	 Telecommunication 	 Medical 	 Audio/video 	 etc.,  

EMS Electronic Manufacturing Services

STC's EMC testing and RF testing capabilities are recognized and comply with international standards to help manufacturers, retailers and importers meet regulatory requirements and quickly get products to international markets.  Our experts also offer professional technical support services for product improvements and modifications to meet stringent standards of various countries and on-site RF and EMC testing for larger equipment including measurements for offices, giant machinery, casinos, railway EMC Testing and human exposure to Environmental ElectroMagnetic Fields (EMF) testing.  Electromagnetic Compatibility (EMC)Testing American FCC StandardsANSI C63.4, 47 CFR Part 15,47 CFR Part 18Canadian EMC StandardsICES-001, ICES-003, ICES-005European EMC StandardsEN12015, EN12016, EN50121-x-x, EN50130-4, EN55011, EN55013, EN55014, EN55015, EN55020, EN55022, EN55024, EN55032, EN55035, EN60601-1-2, EN61000-3-x, EN61000-4-xx, EN61000-6-x, EN61204-3, EN61326-x-x, EN61547, EN62040-2, EN301489-xxTo know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Electromagnetic Compatibility (EMC) Testing

Electronic Manufacturing Service - Industrial Product

EMC Toys Testing Electromagnetic Compatibility for Toys Whole toy testingAS/NZS CISPR 14, C-Tick(RF toys)EN 55014-1/55014-2RED (RF toys)FCC Part 15 (RF toys)If you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/services/detail/toys  To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

EMC EN 55014 Toys Testing

Propagation Systems Limited

Propagation offers not just only the design service but also the hardware modules for different application. The qualified modules are suitable for the OEM services as well as the system design. Our OEM partners are located in both Southern part of China and Northern part of Vietnam in over 20 years manufacturing experience.   matter® Connected Things  – Border Router and End NodeBluetooth® Low Energy     – Bluetooth version 5.3Classical Bluetooth® Audio  – customized Bluetooth audio in both DSP and applicationEmbedded WiFi®           – bundle solution with Amazon Wed ServiceUltra Wide Band (UWB)      – RTLS applicationSigfox®/ LoRa®            – Long range transmission up to 1.5km Hardware Design service: Because of our electronics and electrical background, we also provide the hardware design service based in Hong Kong. Propagation completed over 120 projects in the last 10 years.  Application BoardIOT deviceEmbedded Linux / Android Development

Hardware Development

Nemko Hong Kong Limited

Nemko offer expert testing various electrical vehicle charging connector, inlet and socket according to standards IEC 61296 series, and issue CB, and N mark certificate to demonstrate compliance.  

Testing of ELVH charging connector

Herald Datanetics Limited

HDL serves startup companies, leading Smart Home and Home Security providers, professional industrial service providers, Health &amp; Telemedicine companies and Fortune 100, etc.  HDL can ramp up products from small quantity of samples (for certification, market testing) up to huge volume demand (with continuous improvement). We have our owned factory located on 200,000 ft2 of land in Zhuhai, China. We can easily expand our production facilities and production line to fulfil customers business need with automation. 

OEM/ODM Contract Manufacturing Service

Information Processing Consultants Ltd

IGS.net® is an award-winning comprehensive enterprise resources planning software solution for garment industry. It is suitable for garment trading houses and manufacturing enterprises scalable from a few to thousands of employees. IGS.net® is a web based software and multi-lingual enabled. It has been implemented globally in major manufacturing bases such as Hong Kong, mainland China, Indonesia, Vietnam, Myanmar, Thailand, Cambodia, and India. The business logic ofIGS.net® starts from samples administration, quotations to customers, order processing, material requirement planning, employee attendance, production control and wages, shopfloor control, finished goods control, shipping, till financial accounting and job costing. While all the subsystems are interconnected,IGS.net® adopts a modular-based design. Customers may start from some of the subsystems and installed others subsystems as needed in the future. Globalisation leads many enterprises to establish offshore manufacturing plants. Shopfloor transparency is a vital issue. The management of these enterprises must be proactively aware any issues before these issues suddenly popup. The Proactive Manufacturing System (PMS) of IGS.net® is developed for this purpose PMS is an award-winning software utilising RFID technology and QR code with workers' Android phones to capture the production data from the fabrics cutting till the finished garments exit the shopfloor in which control points can be setup to record important data. It is a very good tool for lean manufacturing. PMS got patent certificate from Hong Kong Special Administrative Region dating back to year 2003 and has won the bronze medal in RFID solution competition awarded by GS1, a globally renowned RFID institution, in year 2013. Along the line, PMS is coupled with IPc’s self-developed electronics devices/APP for RFID number/barcode pairing (GT103), production work capture (GTeXmini), finished goods quality controller pad (fQCPad), roving quality controller pad (rQCPad), and line productivity display (Kanban APP). Depending on expectations of customer, these devices may be installed on each sewing machine or at the key check points to show the real time shopfloor production status. Please refer to the hyperlink below for details on functionalities and specifications of these devices/APPs. 

Garment ERP System

Shenzhen Huachuang hengda Technology,Ltd

The electronics manufacturing services(EMS) we provide cover almost the entire product cycle, from electronic design, prototyping, and PCB assembly, to cable and harness assembly, full system integration, product testing, and supply chain management. Our full-service electronic manufacturing services are characterized by superior quality and fast turnaround times, which enable us to meet the various project needs of our customers. 

My Sourcing