Longjann Technology (Shenzhen) Co., Ltd. is a professional manufacturer and wholesaler established in 2004, specializing in the development and production of high-quality power supply solutions. Based in Shenzhen, China, the company operates a sophisticated factory with a workforce of 51 to 100 employees and maintains a strong focus on research and development. Their extensive product portfolio includes switching power supplies, AC/DC adapters, battery chargers, GaN chargers, LED drivers, and both high and low-frequency transformers. These products serve a wide range of industries, including IT communications, consumer electronics, digital apparatuses, and power tools.
As an experienced OEM and contract manufacturer, Longjann Technology offers customized power solutions tailored to specific client requirements. Their technical expertise extends to specialized equipment such as CCTV UPS power supplies, industrial power units, and waterproof adapters. The company is committed to international quality standards, holding a comprehensive suite of safety certifications including UL, CUL, TUV, GS, CE, CB, SAA, PSE, and CC.
With over 20 years of industry experience, the company has established a robust global presence, exporting approximately 60% of its output to key markets in North America, Europe, Japan, and the Middle East. All products are backed by at least a 12-month warranty, reflecting the company's dedication to reliability, innovation, and customer satisfaction.
OEM manufacturerOffers OEM services for customized brand manufacturing.
High-tech enterpriseRecognized as a high-tech or innovative enterprise.
Established brandFounded in 2004, with over 20 years of industry experience.
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Products
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LED Power Supply (100W)
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LED Power Supply (100W), Find Details and Price about Power Supply Led Power Supply from LED Power Supply (100W) - Longjann Technology (Shenzhen) Co., Ltd.
Industrial Power Supply
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Laptop Adapter for Dell
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Single Output Power Supply
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Power Adapter (12V 1A)
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12V Power Adapter
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Desktop Power Adapter
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Customers
BARPRODUCTS
1 shipment
Certifications
UL
5
Underwriters Laboratories
GS
5
Geprüfte Sicherheit
CE
5
Conformité Européenne
SAA
5
Standards Association of Australia
PSE
5
Product Safety Electrical Appliance & Material
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Key export market
🇨🇦 Canada🇨🇦 Canada
🇩🇪 Germany🇩🇪 Germany
🇬🇧 United Kingdom🇬🇧 United Kingdom
🇧🇷 Brazil🇧🇷 Brazil
🇮🇳 India🇮🇳 India
🇯🇵 Japan🇯🇵 Japan
🇫🇷 France🇫🇷 France
North AmericaNorth America
EuropeEurope
AsiaAsia
OceaniaOceania
South AmericaSouth America
Shipments
Shipments count
0
Export volume
0 kg
Export countries
0
Customers
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Shenzhen Longjiasheng Technology Co., Ltd. is a professional distributor and wholesaler of electronic components based in Shenzhen, China. Established in 2004, the company operates as a specialized spot agent with a focus on providing one-stop procurement services for a wide range of industries, including automotive manufacturing, medical equipment, aerospace, and industrial control. Their extensive product portfolio features microcontrollers (MCU), microprocessors, sensors, RF filters, capacitors, inductors, and power management chips. With an inventory exceeding 100,000 items, the company supports over 6,600 factories and research institutions by offering competitive pricing through large-scale procurement and direct supply networks. Shenzhen Longjiasheng Technology Co., Ltd. maintains a team of 11 to 50 employees and generates an annual revenue between US$5 million and US$10 million. The firm distinguishes itself by supplying industrial-grade and hard-to-find components while employing senior electronic engineers to ensure rigorous quality control across its diverse product lines, which also include audio amplifiers, accelerometers, and smart multi-language translators.
GRM1555C1H101GA01D 0402 Ceramic Capacitors 100pF ±2% 50V0G BOM Service Available$0.0925
Base Ceramic Tube Heating Wire Semiconductor Tube Base Pipe Cap Sensor Kit for Application Cable Assemblies$0.2968
1KV Direct Plug High Voltage Ceramic Capacitor 470PF 1000V 1KV471K with 5 Pin Pitch and 10% Tolerance Porcelain Dielectric"$0.01
High Voltage 5P 3KV Porcelain Disc Capacitors 1000 Pieces 3000V Ceramic Capacitors$8.33
Shenzhen Liangjian Technology Co.,Ltd
🇨🇳 China
201011-50 peopleManufacturer/Service Company
High-tech enterprise
ODM manufacturer
Description
Shenzhen Liangjian Technology Co.,Ltd is a high-tech service-oriented enterprise and manufacturer based in Shenzhen, China, established in 2010. With 11 to 50 employees, the company specializes in the research, development, manufacture, and supply of LED signage products and LED control systems. Their product offerings include LED controllers, LED dimmers, LED modules, LED strips, and power supplies. The company focuses on delivering high stability and consistency, aiming to improve installation efficiency and lower both installation and after-sales costs for their clients. They operate a factory and are dedicated to providing comprehensive solutions in the LED signage sector.