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

TUV Rheinland HK Ltd

  Procedure     Bluetooth&reg; tests are classified according to category A, B, C, or D. Varied information is required for each project step:   Submission of first set of documents, necessary before preparation of the test plan   Submission of second set of documents, necessary before testing starts   Submission of final set of documents, necessary for completion of the compliance folder    Requirements  
To acquire the right to use the Bluetooth&reg; wireless technology and claim certification, your product is required to be tested and assessed according to the Bluetooth Qualification Program established by the Bluetooth SIG.

The most important prerequisite to any qualification and listing is for a company to be a Bluetooth &ldquo;Promoter,&rdquo; &ldquo;Adopter,&rdquo; or &ldquo;Associate&rdquo; member. The related adopters or associate agreements need to be up-to-date.

An overview of procedures related to Bluetooth testing and listing projects is available through T&Uuml;V Rheinland. It is not designed to amend or replace officially published information from Bluetooth SIG, such as, but not limited to, the Licensing and Trademark regulations published in the Bluetooth Brand Book.

  Market Leader in Asia  
We are a leader in the field of Bluetooth&reg; testing and certification in Asia &ndash; the most important Bluetooth market. Our facilities in Japan and Greater China Taiwan are Bluetooth qualification test facilities (BQTF), accredited by the Bluetooth Qualification Review Board (BQRB) and offer a comprehensive range of testing and certification. In addition, our facilities Korea and Hong Kong offer similar capabilities. You can outsource qualification of Bluetooth products to any of our facilities.

Bluetooth Testing

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

Our engineering team are highly experienced not just only 2.4GHz but also the higher frequency (up to 10GHz) data communication. Propagation provides customized wireless communication solutions. Our RF engineer interested in Bluetooth®, Wi-Fi® and UWB technologies Embedded Linux Propagation provides embedded Linux driver/application development service. Embedded Firmware Propagation provides firmware development service. We have extensive experience in different platform, TI, Microchip, Freescale, Atmel, ST etc. Apps Propagation has in house Native app development (Objective-C/Swift in iOS and Java in Android). We have been publishing 40+ apps for both Android and iOS since 2009. Cloud Server With having the one stop solution of Embedded WiFi application, Propagation also provide the cloud development service for the IoT application. The cloud development includes the database management, cloud to cloud application (like Alexa skill) and the interface to the mobile interface. Based on the AWS development platform with Mongodb database, IoT application can be easily implemented. 

Firmware, App, Server Development

Unitronics Company Limited

Unitronics collaborates closely with customers and partners, understanding their needs and developing innovative solutions. We build long-term relationships based on trust, shared experience, and mutual success, enabling us to achieve business objectives together with customers.Our specialists precisely understand our customers' challenges and needs, and propose solutions to each problem through our technical support with system construction and software development, along with cooperation with the manufacturers and various know-how. We specialize in: Software DesignHardware DevelopmentFirmware Design &amp; DevelopmentApps developmentManufacturing Capabilities &amp; Support Services 

Total embedded electronic solutions

Centre For Perceptual And Interactive Intelligence (CPII) Ltd

This technology aims at empowering the functionality of conventional augmentative and alternative communication (AAC) applications with language AI. By using this AAC technology, people having communication disabilities can overcome their difficulties and conduct daily communication. This application is definitely improving their daily lives and enhance social inclusion.  

Smart Augmentative and Alternative Communication

V-Trust Inspection Service Co., Ltd

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

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

NINESMART LIMITED

 Smart Access is a cloud-based access control solution allowing users to unlock doors with dynamic QR codes on the mobile app or a temporary QR code provided by the host. The system helps manage access rights and logs for enterprises, schools, buildings, or outdoor areas remotely through admin panel.  Service Introduction:https://ninesmart.io/smart-access/ Video:https://www.youtube.com/watch?v=4xOeLHbJc_Q 

Smart Access (Cloud-based QR Code Access Control)

Unitronics brings a high level of knowledge and experience to the projects of 2.4G wireless communication, networking, innovation Toys and consumer devices with Apps, which permit us to offer our clients flexible and proactive solutions to the toughest challenges.  Our software design services include: Apps solutionBack-end development – AWSPC

Software Design & development

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

Vertex Micro AI Limited

Vertex Micro AI is a leading AIoT solutions provider, specializing in cloud-edge integration technology. Through our proprietary tri-core heterogeneous SoC architecture, we empower traditional hardware with voice interaction and generative AI capabilities, eliminating the high barriers for hardware manufacturers to adopt AI and making creative solutions readily accessible. 

AI Printer Solution

REC Green Technologies Co., Ltd.

RGT’s IoT (Internet of Things) is low power operation, wide coverage, and capable to integrate with various devices / sensors. It is a direct, simple and cost-effective solution for various remote monitoring applications, with the real-time notifications and web platform which can be achieved management goals. e.g. enhance sustainability efforts, energy efficiency and remote control in rural area and so on.   

Internet of Things (IoT) Solutions for Monitoring and Control 

E-PowerSpot Hong Kong Limited

E-PowerSpot has set up over 2,000 power bank rental stations across Hong Kong! With the advancement of technology, mobile devices have become an indispensable part of daily life, and E-PowerSpot is committed to ensuring that every user stays connected at all times. Our advertising displays are equipped with high-definition screens, effectively conveying information to various target audiences and widely applicable across different sectors in Hong Kong. E-Powerspot offers flexible partnership options; whether for short-term or long-term cooperation needs, we can provide customized solutions based on specific client requirements. All advertising displays support multiple playlists and can play in a 24-hour loop, integrating brand information into consumers' daily lives and becoming the advertising format closest to consumers and retail points. 

Digital Advertising Display for Charging Stations

Kensen Digital Limited

Kensen Digital is an innovative and technically oriented company focus on developing and manufacturing of digital electronic products including various types of digital radio and wireless technologies such as in-car and portable DAB/DAB+/HD radios. We provide ODM/OEM services as a turnkey solution provider to realize your concepts and ideas. We work with customers closely at all stages of design and manufacture, from concept to finish, to bring unique products. When customers provide concept and specifications, we then work out a rough total cost for design, prototype, and estimated unit cost. 

ODM/OEM Services

UltraOne Technologies Limited

Wide range coverage for indoor/outdoor and wireless bridge solution.  

Wireless Network

Bright Sky Electronics Co Ltd

Little LED Rabbit

Shenzhen MicroNature Innovation Technology Co Ltd

SAAS (Software as a Service ) is a cloud-based solution with advanced communication and easy integration with existing installations. Focused on serving the field of PLC industrial Internet of Things, Inwu Smart Lighting SAAS Platform supports the connection of various types of equipment such as electrical, lighting, security, sensing, audio and video, which it’s more suitable for projects with super-large-scale equipment. (factories, parks, buildings, tunnels, Roads and Packing lots…)  Inwu Smart Lighting SAAS Platform supports MQTT/Modbus/API/UI integration, and offers various deployment options including private cloud, public cloud, and on-premises. It ensures data transmission security through the HTTPS protocol and has obtained the Information Security Level Protection Certificate issued by the Ministry of Public Security (the first one in the industry).             Advantage: 1.Strong Compatibility - Supports MQTT/Modbus/UI/API integration and offers various deployment options including private cloud, public cloud, and on-premises.  2.Full Functionality - Support nine control methods: circuit control, single-lamp control, group control, scene linkage control, local control, scheduled control, device combination control, color touch screen control, remote lighting control. It liberates operations and maintenance by easily managing thousands of luminaires.  3.Simple Operation - Supports batch import of device information and provides support for luminaire and streetlight planning and precise positioning. - Provides a clear search function to query devices that are already connected to the network and those that are not. With a single click, unconnected devices can be added to the network, effectively solving the mismatch between gateways and devices.  4.Easy Operation &amp; Maintenance - Devices can automatically detect luminaire status, set up upper and lower threshold values, and in case of abnormalities, automatically report to the central control platform and notify responsible personnel via yellow and red status alerts on their mobile phones. - Can automatically read lighting data such as current, voltage, power, power factor, and electricity consumption for each lighting device, providing real-time display and the ability to view data for any device at any given time, enabling real-time monitoring of devices. - Allows data statistics based on time and regional phases for device data, generating data analysis curves and reports. Data is not lost even in the event of device damage and can be accessed through the platform at any time. It also supports archiving, printing, and exporting. Examples include statistics analysis of lighting rates, online device statistics, device alarm statistics, device asset quantity, and energy-saving data statistics.  5.Security Safeguards  

Inwu Smart Lighting SAAS Platform

Gabes Limited

GABES offers advanced IoT-powered evacuation systems that combine cutting-edge fire safety technology with intelligent dynamic exit signage. Each solution is custom-tailored to enhance the safety and responsiveness of your building during emergencies. 

GABES AlphaNexus 

GRG METROLOGY & TEST GROUP CO., LTD.

GRGTEST has been deeply involved in the automotive field and has established a complete industrial chain testing and verification capability from materials to complete vehicles. Focusing on the technological evolution requirements of intelligent connected and new energy vehicles, GRGTESTcontinuously improves its core testing capabilities to ensure the technological iteration and product innovation of industry enterprises. 

Vehicle-mounted Electronic Product Testing

AT-Vibe Technology Limited

Care 24 Hrs Elderly Health &amp; SafetySmart Monitoring System - AUTO SOS Instant AlertMulti-Channel Notification - Privacy Protection No Cam No Worry Suitable for bathroom, toilet, kitchen,balcony, living room, hallway, staircase... - High Accuracy Fall Detection Not affected by environmental factorssuch as light, temperture, humidity... - User-friendly Safe Frequency Wireless, Touchless, No Physical Restraint Easy Installation No Extra Manpower Increase Safety and Efficiency 

Inno-health Care

SynerGos Systems Co. Ltd

Unlock the Power of IoT with Our Customized Software SolutionsAs IoT experts, we specialize in delivering tailored software solutions that address the unique needs of your business. Our commitment to customization ensures that you receive a powerful, effective tool designed specifically for your operational goals. Why Choose Our Customized IoT Software?Tailored Solutions for Unique Needs We conduct thorough consultations to understand your specific challenges and objectives, ensuring that our software aligns perfectly with your business requirements.Seamless Integration Our solutions are designed to integrate smoothly with your existing systems and devices, enhancing functionality without disrupting your operations.User-Friendly Design We prioritize user experience, creating intuitive interfaces that simplify operations and improve productivity across your team.Real-Time Data Insights Capture and analyze data in real-time with our advanced analytics capabilities, enabling informed decision-making and proactive management.Robust Security and Compliance Our customized software includes tailored security measures to protect your data and ensure compliance with industry regulations, giving you peace of mind.Ongoing Support and Adaptability We provide continuous support and maintenance, adapting your software as your business evolves, ensuring long-term success.Success StoriesExplore our case studies showcasing successful implementations across various industries, illustrating how our customized solutions have transformed operations and driven growth.Get Started Today!Transform your business operations with our tailored IoT software solutions. Contact us to learn how we can help you unlock the full potential of IoT technology and achieve your strategic objectives. 

Tailor made business solution

Smart home that saves you time, money and worry? Relax and unwind while smart home solution takes care of the little things, from lighting to temperature control systems, in your rooms individually as you wish. The smart system allows you to control home appliances via the easy-to-use mobile app, user-friendly voice command or locally connected switches. 

Intelligent Home

Smart Residence is an IoT solution for residential buildings. It leverages our own IoT Hub to connect commonly used facilities with network. Residents can use the mobile app to control facilities like the door at main entrance, their mailboxes, elevators, and provide managed access to visitors at their fingertips. Solution introduction:https://ninesmart.io/smart-residence/ 

My Sourcing