Shenzhen Shengji Mains Co., Ltd.
Shenzhen Shengji Mains Co., Ltd.
🇨🇳 China, Guangdong
1998501-1000 peopleManufacturer/Trading CompanyEstablished in 1998, Shenzhen Shengji Mains Co., Ltd. is a professional manufacturer and exporter specializing in the design and production of high-efficiency power solutions. Based in Shenzhen, China, the company operates a modern 2,000 to 4,000 square meter factory equipped with 12 production lines, achieving a monthly output of approximately one million units. With a workforce of over 500 employees and a dedicated R&D team of 20 experienced engineers, the company provides comprehensive OEM and ODM services, launching up to five new products monthly to meet evolving market demands.
Shenzhen Shengji Mains Co., Ltd. offers an extensive product portfolio including AC/DC switching power adapters, laptop chargers, PD quick chargers, open-frame power supplies, LED drivers, car chargers, and power PCBAs. These products serve a wide range of industries such as consumer electronics, telecommunications, security systems (CCTV), medical equipment, and home appliances. The company is recognized for its commitment to energy efficiency, producing eco-friendly units with low standby power consumption and high working efficiency.
As a trusted partner to global brands such as Foxconn, Konka, Lenovo, Hisense, and Best Buy, the company maintains rigorous quality standards. Its operations are ISO 9001 certified, and its products carry numerous international safety and quality certifications, including UL, CE, FCC, GS, SAA, PSE, CCC, UKCA, and RoHS compliance. With over two decades of industry experience, the company exports approximately 35-39% of its production to international markets across the US, UK, Germany, France, South Korea, and India.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
High capacity factoryCan handle large-scale or bulk production orders.
Product customizationOffers full customization for design and features.
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Products
Products
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Average Price
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MOQ Range
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Universal 12V 6A AC/DC Adaptor (SJ-1260)
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Universal 12V 6A AC/DC Adaptor (SJ-1260), Find Details and Price about Switching Adapter Laptop Ac Dc Adaptor from Universal 12V 6A AC/DC Adaptor (SJ-1260) - Shengji Mains Co., Ltd.Switching Adaptor (SJ-1240)
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Switching Adaptor (SJ-1240), Find Details and Price about Ac Dc Adapter Power Adaptor from Switching Adaptor (SJ-1240) - Shengji Mains Co., Ltd.
AC/DC Adaptor (SJ-1215)
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AC/DC Adaptor (SJ-1215), Find Details and Price about Ac Dc Adaptor Ac Dc Switching Adapter from AC/DC Adaptor (SJ-1215) - Shengji Mains Co., Ltd.$2.71
AC/DC Adapter (SJ-1210)
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AC/DC Adapter (SJ-1210), Find Details and Price about 12v 1a Power Adaptor Wall Mounted Switching Ac Dc Adaptor from AC/DC Adapter (SJ-1210) - Shengji Mains Co., Ltd.$2.23
AC/DC Switching Adapters (SJ-0510)
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AC/DC Switching Adapters (SJ-0510), Find Details and Price about Ac Dc Adapter Switching Adapter from AC/DC Switching Adapters (SJ-0510) - Shengji Mains Co., Ltd.$1.49
Wall mount 24W power adapter, AC to DC 12V 2A power supply
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Min. Order: 1000$2.2Customers
BEST BUY
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Certifications
ISO 90012
SAA3
UL2
FCC6
CE6
CCC4
GS4
PSE4
RoHS2
UKCA1
LPCB1
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Key export market
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2006501-1000 peopleManufacturer/Trading CompanyHigh capacity factory
OEM manufacturer
Product customization
Description
Hong Kong Sheng Jia Technology Co., Ltd. is a manufacturer and trading company based in Shenzhen, China, specializing in electronic gifts and products. Established in 2005, the company operates with a workforce of 501-1000 employees and has a factory. They are a SA8000 certified company, emphasizing quality control and R&D since 2006. Their product portfolio includes portable DVD players, SIM card backup devices, digital photo frames, MP3 sunglasses, MP3/MP4 players, radios, flashlights, electronic keychains, LCD TVs, and penholders. They offer OEM and contract manufacturing services, capable of designing and manufacturing customized novelty products. With an export history of 7 years and an export value between US$10 Million and US$50 Million, Hong Kong Sheng Jia Technology Co., Ltd. is committed to prompt delivery, competitive pricing, and excellent service for its global clientele.
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Wenzhou Shenji Electronic Technology Co., Ltd.
🇨🇳 China
201011-50 peopleManufacturer/Trading CompanyShipments
2
Key customer
TECTRONICS
Key market
Europe
Description
Wenzhou Shenji Electronic Technology Co., Ltd., established in 2010, is a manufacturer and trading company based in Yueqing City, China, specializing in electronic components. The company integrates development, processing, manufacturing, sales, and service, actively introducing advanced technology and production equipment. They focus on strengthening R&D and innovation of core technologies, supplying products to large automobile manufacturers such as BYD, CRRC, Geely, BAIC, and Wuling. Their product portfolio includes automobile connectors (such as cable harness sleeves, plate-end wafers, and hardware terminals), automotive fuse boxes, automobile sensors, automobile motor wire holders, heavy-current copper terminals, copper bars, circular terminals, and square series connector terminals. These components are designed for various applications including oil-fueled cars, new energy vehicles, rail traffic vehicles, buses, engineering machines, and special vehicles. Wenzhou Shenji Electronic Technology Co., Ltd. operates a factory, employs between 11 and 50 people, and adheres to management principles of "quality first, customer first and credit-based." The company holds RoHS, SGS, and ISO certifications.
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