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rs232 interface modem100+ factories verified

Shenzhen Kingbird Network Technology Co., Ltd.

18 yrs
·Trading Company
Main Products:
4G. 5g. WiFi. Loar. IoT Products and IoT System
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Kingbird Network Technology Co., Ltd., Set up in 2008, It is a data communication system and AI provider specializing in wireless and network communication technology, and a national high-tech enterprise specializing in the development, sales and services of embedded operating systems, wireless data communication systems and related software. The company specializes in providing a full range of solutions for the Internet of Things technology, not only providing 4G DTU, 4G gateway, 4G module, 5G router, WiFi module, WiFi DTU, Lora module, wireless gateway, wireless router and other AI products(AI voice mouse), but also providing users with Internet of Things software and platform development (web platform, APP, applet, public account, etc. ). It has been officially recognized as a national high-tech enterprise and software enterprise for six consecutive years, and owns nearly 50 intellectual property rights such as invention patents, utility model patents and software copyrights.

Shenzhen Utop Technology Co., Ltd.

5.0
Main Products:
SFP Transceiver, Fiber Media Converter, Industrial Switch, Ethernet Switch, Fiber Coaxial Video Converter, IP Over Coaxial, Poe Switch/Injector/Adapter/Splitter, Dac Cable Aoc Cable, IP Phone Rj11 Over Fiber, Dry Contact Closure to Fiber Converter
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen UTOP Technology Co., Ltd. Brand is UTOPTEK, is an integrated set of industry and trade company. We specializes in the development, production and sales of optical communications products. We dedicated to providing high-quality optical fiber communication products and services to customers around the world!

Hang Zhou Fei Chang Technology Co., Ltd.

17 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Din Rail Mount FiberMedia Converter, Deskop TypeFiber Media Converter, Optical Multiplexer, Fiber Converter, Converter
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hangzhou Fei Chang Technology Co., Ltd. (FCTEL) Established in 2009 and headquartered in the West Lake Technology Park of Hangzhou, Zhejiang Province. FCTEL is a technology-driven enterprise specializing in the fields of optical communication and industrial network access. It is recognized as a National High-Tech Enterprise and a Zhejiang Province "Specialized, Refined, Distinctive, and Innovative" (Zhejiang Zhuan Jing Te Xin) enterprise, as well as a leader in the industry with an exceptionally comprehensive range of independently developed products...

Hangzhou Antin Power Technology Co., Ltd.

13 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Power Meter, Prepaid Meter, Din Rail Energy Meter, Multifunction Power Meter
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hangzhou Antin Power Technology Co., Ltd is located in Hangzhou, China, known as the "Silicon Valley of Paradise". Establishment in 2013. Antin Power is one of the leading manufacturers and suppliers of electricity meters and energy measurement solutions to help worldwide customers visualize all energy usage and improve productivity and energy efficiency. Over the years, Antin Power has developed a wide range of products including DIN rail energy meters, multi-function energy meters, prepaid energy meters, panel meters, etc., which could be widely used in the applications like energy management and monitoring system, sub-billing systems, electrical SCADA system etc.

Shenzhen Ex-link Technology Co., Ltd.

5 yrs·4.6
·Trading Company
Main Products:
Outdoor Router, Indoor Router, WiFi Router, 3G/4G/5g Gateway, 4G CPE, 5g CPE, Modem, 5g Idu, 5g Portable Router, 4G Portable Router
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Ex-link Technology Co., Ltd. is a team of experienced experts in the wireless communication industry for many years. With years of experience in IoT and broadband product development, we have extensive experience and understanding in application scenarios such as broadband and industrial IoT. The company focuses on R&D and sales of 4G/5G CPE, 4G/5G MIFI, 4G/5G outdoor router, 4G/5G home gateway, 4G/5G industrial router, 4G/5G edge computing gateway, DTU, WiFi router, AP and other terminals. At the same time, the company provides customers with cloud platforms such as remote equipment management and power application management, and provides customers with overall system solutions for slave terminals, edge computing and cloud platforms. Provide reliable data links and monitoring operation and maintenance management solutions for industrial equipment connection, security monitoring, power safety monitoring, energy efficiency management, power meter reading, energy station monitoring, broadband coverage, etc.

Shenzhen Caratar Technology Co., Ltd.

13 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
USB Serial Cable, Industry Cable, USB RS485, USB RS422, USB RS232, KVM Matrix, KVM Extender, KVM Splitter, KVM Converter, Video Matrix
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Founded in 2004, specialized in R &D of Video & Audio Transmission, Caratar has grown to become a leading A. V. And HDMI accessories brand in China. Providing residential and commercial solutions with a wide range of products to meet any A. V. Needs. From HDMI splitters and HDMI extenders to HDMI switches, HDMI audio extractors to HDMI Matrix, or Video wall processors, we have an easy solution for any custom A. V application.

Yihua Communication (Huizhou) Co., Ltd.

5.0
Main Products:
5g CPE Router, 4G CPE Router, 5g Mobile WiFi, 4G Mobile WiFi, WiFi Router, Wireless Router, WiFi Modem, USB Modem, LTE Module, LTE Fwa
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
YiHUA Communications (Huizhou) Co., Ltd. [Brand: IHUA] is a global leader in 4G/5G mobile devices, known for innovation, quality, and customization. Our brand symbolizes reliability, top performance, and patented designs that merge aesthetics with user-focused functionality.

Shenzhen E-Linkchina Technology Co., Ltd.

12 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Switch, Ethernet Switch, Poe Injector, Media Converter, SFP Transceiver, Poe Extender, Video Fiber Converter, Network Card, Dante Audio Converter, Poe Switch
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
E-link established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication products manufacturer in China.

Shenzhen Etross Telecom Co., Ltd.

4.8
Main Products:
Fixed Wireless Phone, Fixed Wireless Terminal, SMS Gateway, VoIP Gateway, CPE Router, Telemarking Terminal, Fixed Cordless Phone
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
General:

Shenzhen Toprie Electronics Co., Ltd.

18 yrs·5.0
·Manufacturer/Factory
Main Products:
Data Logger, Pressure Sensor, Power Meter, Data Acquisition Module, Sensor, Temperature Sensor, Level Transmitter, Paperless Recorder, Iiot Gateway
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Toprie Electronic Co., Ltd is a high technology enterprise engaged in manufacturing of smart environmental monitoring and data acquisition field.

Qida Electronic Technology Co, . Ltd

Country/Region:
Guangdong, China
Company Profile:
Guangzhou Qida Electronic Technology Co., Ltd, since 2004, which belongs to Qida Group, including Guangzhou QiZhong Electronic Co., Ltd, Guangzhou QiXin Electronic Co., Ltd and we get invest by international capital.

Hongking Communication Technology Shenzhen Co., Limited

Main Products:
ONU, Ont, Gpon ONU, Gpon Ont, Huawei ONU, Huawei Ont, Zte ONU, Zte Ont, OEM ONU, OEM Ont
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hongking is a fiber optic equipment manufacturer and supplier based in Shenzhen, China

Shenzhen Skyline Technology Co., Ltd.

Country/Region:
Guangdong, China
Company Profile:
Shenzhen SKYLINE Technology Co., Ltd. is founded in 2002, we have 70 employees and more than 10 production lines. More than 100 companies have established business ship with us, and they are from 30 different countries.

Eston Information Technology Co., Ltd.

22 yrs
·Trading Company
Main Products:
Bus Card Reader, Interlligent in Car Devics, Mobile DVR, Bus Validator, GPS Tracker, Gate, Turnstile, Car DVR, Bus DVR, Bus Electronic Display Screen
Country/Region:
Fujian, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Since our company set sail in Xiamen, Fujian Province in June 2005, in the past 20 years, we have built a business map with both depth and breadth: On the one hand, we are deeply involved in the field of network security products and information construction, and our service network covers multiple subjects such as government units, operators, and schools, and builds a solid digital cornerstone of the industry with stable and reliable technical solutions; On the other hand, it has actively laid out overseas markets, and has achieved breakthroughs in the field of intelligent transportation and Internet of Vehicles informatization in recent years, and has successfully extended its services to the Middle East, South Africa, Southeast Asia and other regions with the whole chain capability of "R&D, production and sales integration", and won the recognition of the international market.

Shenzhen Utek Technology Co.,Ltd.

Country/Region:
Guangdong, China
Company Profile:
Shenzhen Utek Technology Co., Ltd., a private-owned hi-tech enterprise, specializes in research, development, manufacture and marketing of industrial digital I/O control cards, interface converters for RS-232, RS-485, RS-422, CAN BUS and USB, TCP/IP network converters, series intelligent product for information transmission, identification and control, industrial automation products. We deliver advanced technological products with self-owned intellectual property, and each performance index ranks in the leading place not only in China but in the world as well. We provide for our valued customers optimized automation solutions with our products for their universal application in a vast area for their favorable features in modularization and easy-to-use, cost-effectiveness. Our products are wildly used in industrial automatic control system, remote computer monitoring system, automatic electronic manufacturing equipment, entrance control system, attendance electronic manufacturing equipment, entrance control system, attendance management system, shopping system, parking system, self-banking system, bus charging system, etc.

Beijing Garefowl Technologies Co., Ltd.

Country/Region:
Beijing, China
Company Profile:
Beijing Garefowl Technologies Co., Ltd. is a high tech company that specializes in Internet Protocol based wireless communications product design, manufacturing and sales; Also provide quality support and services

Guangzhou Qixiang Technology Co., Ltd.

Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
GuangZhou Qi Xiang Technology Co., Ltd is a professional provider of machine-to-machine (M2M) and Internet of Things (IoT) connectivity products and services. Qi Xiang has been focusing on providing Industrial Cellular Router, Cellular Serial Modem, Network Print Server, Serial Device Server (DTU), Android Industrial Motherboard, Embedded Router Board, M2M Cloud Platform, etc.

Radioforce Technologies Co., Ltd

Main Products:
IP Mesh Radio, Video Link Wireless Transmitter & Receiver, Wireless Communication Module, HD Video Transmission, Data Link Solution, End User Device, Wireless Datalink, SDR Mesh Radio Repeater, Wireless Video Transmitter, Manet Radio
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
RADIOFORCE TECHNOLOGIES Co., Ltd.

Nantong Super Intelligence Technology Co., Ltd

2 yrs·5.0
Main Products:
IoT Lorawan® Gateways, IoT Lorawan® Sensors, IoT Controllers, 5g & Industrial Cellular Products, Solar Panel Making Machines, Mc4 Solar Panel Connector, Solar Panel Production Line, Solar Panel Raw Materials, Wireless Sensing Camera, Ai Outdoor Parking Camera
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
We NANTONG SUPER INTELLIGENCE TECHNOLOGY Co., Ltd are the leading provider of IoT Smart Building Solutions and renewable energy solutions, with over 10 years of industry experience in research, development, manufacturing, and global distribution. We are committed to innovation and quality, delivering high-performance smart devices and sustainable energy products to customers worldwide. Main Products: IoT LoRaWAN® Gateways; IoT Controllers; 5G & Cellular Products; IoT LoRaWAN® Sensors; Smart Building/Smart City/Smart Agriculture. Solar panel making machines; MC4 Solar panel Connector; Solar panel production line; Solar panel raw materials. Our company offers multi-potential sensing products to capture the most meaningful data and makes it accessible across diverse applications. It innovatively applies emerging technologies such as Al, 5G, and loT to distinct use scenarios. With a commitment to making sensing matter, Milesight quickly responds to customer-specific challenges and collaborates with an expanding network of partners to deliver unique data value. It is determined to make real, positive impacts in smart buildings, intelligent traffic, intelligent security, smart cities, and beyond. Advanced TechnologyOver half of Milesight employees are R&D engineers. With 15% annual investment of the sales revenue, solid knowledge and years of experience, Milesight has gained strong R&D strength. Therefore, Milesight is able to introduce innovative products and satisfy customers' needs with customized solutions. Better QualityAiming at providing more functional, beautiful and affordable video surveillance and IoT products, Milesight endeavors to develop stylish and quality products. Milesight owns rich product portfolios boasting low defect rates. Meanwhile, we are an ISO9001 authorized company and our products are certificated with CE, FCC, LoRaWAN®, RoHS, RCM, etc., meeting the daunting and demanding requirements of global security industry. Worldwide CoverageMilesight adapts to each and every products and applications demand from global market and has now provided services over 120+ countries and regions, creating a wide spectrum of complete end-to-end solutions including retail, government, industry, education, commercial, agriculture, etc. To take a quick response and bring efficient support to the corresponding market, Milesight forms a global presence with worldwide offices in the USA, Korea, Taiwan China and China Mainland.

Shanghai Fante Industrial Co., Ltd

5.0
Main Products:
Smart Light Switch, Home Domotics, Remote Control Switch, Automatic Transfer Switch, Motor Soft Starter, Surge Protection, Smart Lights, VFD Variable Frequency Drive, Smart Circuit Breaker, Home Automation
Country/Region:
Shanghai, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shanghai FANTE Industry Co., Ltd.  About UsFounded in 2012 and headquartered in Shanghai, Shanghai FANTE Industry Co., Ltd. is a high-tech enterprise specializing in smart electrical solutions and IoT (ICT) applications. We are committed to driving digital transformation, energy efficiency, and electrical safety, empowering the traditional power industry through intelligent innovation.  Core BusinessOur main products and solutions include: Smart circuit breakersIntelligent lighting & streetlight control modulesSmart and prepaid metering systemsElectrical fire prevention and suppression devicesSmart HVAC and building energy-saving systemsIoT gateways and intelligent O&M platformsAutomatic transfer switchesThese solutions are widely applied in smart cities, factories, campuses, and communities, covering nine comprehensive systems such as intelligent fire prevention, smart HVAC energy management, intelligent substation O&M, smart electrical safety, tiered energy monitoring, BAS, and smart lighting control.  Technology & Certifications30+ patents (including 3 invention patents)50+ software copyrights and 80+ quality certifications1000+ engineering projects delivered successfullyFull compliance with CE and ISO9001 certificationsProprietary smart IoT platform developed in collaboration with Fudan UniversityOur patented smart circuit breaker integrates mechanical safety with digital intelligence, enabling reliable cloud-based power management.  Awards & RecognitionNational High-Tech EnterpriseShanghai SME of Science & InnovationGolden Finger Award for Outstanding Smart Lighting BrandNational Leading Enterprise in Intelligent Electrical QualityNational Quality Integrity Benchmark EnterpriseNational Advanced Enterprise in Quality CreditRecognized by the China Internet Association as a Digital Transformation Case EnterpriseContributor to Smart Community Emergency Response White Paper and Commercial Smart Lighting Design GuidelinesSelected as 2025 Shanghai SME Service Institution (Digital Transformation)Awarded by China Warehousing & Distribution Association as "Recommended Smart Logistics Brand" Team & R&DFANTE brings together experts in power systems, IoT, and cloud computing, adopting IPD and agile R&D processes. We have a 40+ member team in Shanghai, focusing on R&D, sales, and customer service. Our manufacturing facilities in Jinshan (Shanghai) and Wenzhou (Zhejiang) ensure high-quality production. A 50-member team in Tianjin is dedicated to smart power system development. Our CTO, Prof. Luo Yuling, has been ranked among the world's top 2% scientists for three consecutive years, leading multiple national research projects and holding numerous patents and academic publications.  Market ApplicationsFANTE's solutions have been successfully deployed in: Industry: ABB Shanghai Motors, BMW Shenyang Plant, Carrier Air Conditioning, and moreCommercial & public buildings: Offices, shopping malls, hotels, retail chainsPublic infrastructure: Schools, sports centers, healthcare facilities, smart streetlights, and EV charging stations Mission & VisionAt FANTE, our mission is to enable safer, smarter, and more sustainable energy systems: Empower energy service providers with advanced IoT solutionsDeliver digital energy management, analytics, and optimization for usersBuild a connected energy ecosystem integrating devices, service providers, and usersContribute to global carbon neutrality goalsFANTE - Empowering Energy with Intelligence, Driving the Future.

Shenzhen Piesia Electronic Technology Co., Ltd.

5.0
Main Products:
Motherboard, Mini Itx Motherboard, 3.5 Inch Embedded Motherboard, Industrial Motherboard, Industrial PC Parts, Main Board, Industrial PC, Network Motherboard, X86 Motherboard, Sbc Motherboard
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Piesia Electronic Technology Co., Ltd. Was founded in July 29th, 2009. We provide various types of Industrial grade embedded products, especially the 3.5" and mini-ITX mtherboards. We integrate R& D, production and sales. Our company is committed to providing users with the latest industrial control products and professional technical services.

Nanjing Yoongwin Technology Co., Ltd.

20 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
UPS, Fusion Splicer, Communication Antenna, Solar Security Camera, Wireless Bridge, Gateway, Ap, Microwave Components, Server, Satellite Terminal Equipment
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Founded in 2007, Nanjing Yoongwin Technology Co., Ltd. Serves as a core enterprise within the Yoongwin Group. Headquartered in Nanjing, Jiangsu Province, China, the company operates from a dedicated 35, 000-square-meter production base and is recognized as a "Specialized, Sophisticated, Distinctive, and Innovative" enterprise in the field of wireless communication technology.

Shenzhen Firstone Technology Co.,Ltd

3 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Ftdi Cable, USB Cable, Poe Splitter, Poe Extender
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
For the last couple of years we focus only on one thing: How to make yourProduct work better. We think, we design, we apply different kind of accessories to your Company. Being a design house jointly invested by FristOne manufacturers with very different competent and manufacturing process, we have come up with more than1000 designs covering most of the mainstream. We offer our design with competitive manufacturing process cost to support brands with attitudes and styles.

Fuan Shaluo Electronic Co., Ltd.

5.0
Main Products:
Generator Parts & Accessories, Automatic Voltage Regulator, Solenoid, Oil Pressure Sensor, Vdo Sensor, Charging Adapter, Generator Controller, Carburetor, Carbon Brush Holder, Dual Fuel Conversion Kit
Country/Region:
Fujian, China
Sample Service:
Sample Available
Company Profile:
Fu'an Shaluo Electronics co. Ltd is a manufacturer of generator accessories, Our company has established a long term and stable business relationship with a number of domestic agents and retailers.

Xiamen Four-Faith Smart Power Technology Co., Ltd.

Country/Region:
Fujian, China
Company Profile:
Four-Faith is a professional provider who specializing in the design, manufacture, marketing of the advanced wireless data transmission terminals, and providing the innovative, customized wireless data terminals, excellent service and solutions for our customers both at home and abroad.
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