Empowering Brands with Reliable Power Solutions
Dongju is a leading power bank manufacturer dedicated to providing OEM, ODM, and fully customized portable charging solutions for global brands and importers.We specialize in private mold development, combining cutting-edge design with advanced charging technology to deliver products that are both stylish and powerful. With an integrated manufacturing base in Dongguan and a global marketing center in Shenzhen, Dongju unites the full supply chain — from battery cell production, electronic R&D, and industrial design to final assembly and quality control.This vertical integration ensures consistent product quality, competitive cost, and on-time delivery, giving our B2B partners a strong edge in their markets. Our team is passionate about innovation, safety, and user experience. Every product is built under strict quality standards (CE, FCC, RoHS, etc.), ensuring durability and reliability across different regions and applications. At Dongju, we don’t just manufacture — we co-create.We work closely with our partners to develop exclusive designs, provide samples, and support market growth, helping clients achieve greater competitiveness and profitability.
Our Advantages
Innovative Design & Technology
Cutting-edge R&D, stylish designs, and private mold development ensure products are unique, functional, and future-ready.
Reliable Quality & Safety
Strict quality control, certified products (CE, FCC, RoHS, KC, PSE, UN38.3), and comprehensive testing guarantee safety and performance.
Stable Delivery & Supply Chain
Strong production capacity, efficient supply chain management, and cost-effective operations ensure timely delivery and competitive pricing.
Wide Product Selection
100+ SKUs and quarterly innovation cycles, covering magnetic wireless, fast charging, high-capacity, and outdoor series.
Global Experience
Serving 30+ countries worldwide with a focus on long-term, mutually beneficial partnerships.
What We Offer
Fire aims to equip all our customers with innovative products and unrivalled knowledge and insight for vital fire safety and protection. Throughout our 45 years in the trade, we have celebrated many milestones with so much more development to come in the years ahead.
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Trusted by Global Clients
Over the years, Dongju has proudly collaborated with partners across Asia, Europe, and the Americas — including renowned consumer electronics brands and distributors.Our flexible cooperation model and consistent quality make us a reliable partner for long-term success.
What Our Clients Say
“Dongju’s professional team helped us create a customized power bank line that perfectly matched our brand needs. Quality and delivery were excellent.”
— OEM Partner, Korea
“From design to production, Dongju’s support made our ODM project efficient and stress-free.”— Brand Client, Japan
“Stable quality, fast response, and good pricing — Dongju is a trustworthy supplier we continue to work with.”— Distributor, Europe