Advanced energy storage
With customer application scenarios as the core, we create high-quality products and provide customers with cost-effective solutionsA premier custom battery designer & battery pack manufacturer
Custom Power is a premier custom battery pack manufacturer, specializing in complex Defense & Aerospace, Medical, and Industrial applications. We specialize in custom lithium-ion designs and offer assemblies in all other chemistries.
DELVE INTO EVERY MILLIAMPERE AND IOINTLY CREATE AN ENERGY BLUEPRINT
Deeply cultivate every milliampere of the countryside and jointly create a blueprint for energy.

Dongguan Shenlan Technology Co., Ltd. is a high-tech private enterprise specializing in the research and development, production and sales of lithium-ion batteries. It has two production bases in Dongguan and Huizhou. Currently, the company has four divisions: polymer lithium-ion batteries, cylindrical lithium-ion batteries, power batteries (lithium iron phosphate), and PACK (finished products) batteries.
The Shenlan battery cell factory is located in Boluo County, Huizhou City, Guangdong Province, and the Shenlan PACK factory is located in Houjie Town, Dongguan City. The company has technical experts in the lithium battery industry and has established close ties with many well-known domestic and foreign universities and research institutions. It possesses advanced international-level automated production lines for positive and negative electrodes.
The batteries of the Shenlan brand are all made with high-quality raw materials. They strictly follow a complete production process and are guaranteed by a strict production management system. The product quality has reached the international advanced level. Our company supports the mass customization of various lithium battery packs and can assist customers in developing solution products and standard molds.

Optimal Lithium battery Cell Selection
Grade A Battery Cells Of Brand,High Rate Type,Up to 50C+ discharge,5C+ charge.





What We Offer
Innovative solutions, tailored services, and unmatched quality for your success.
CUSTOMIZED PROCESSING SERVICES
Processing and customization services
Deep Blue Technology offers comprehensive professional battery customization services, sparing no effort to meet your specific needs, whether it’s size, material selection, color customization, style choice, process selection or other details. We will spare no effort to help you create safe, reliable and powerful battery products
Communication proofing
Communicate with the customer service of Deepblue Technology about the requirements for customized sample making
Sample confirmation
We will give you the printed samples for confirmation
Determine the construction period
After the samples were confirmed, we began to prepare the materials and arrange for production
Finished product inspection
After production is completed, the product quality is inspected layer by layer by the inspection department
Pack and ship
After the quantity count is correct, we will pack properly and deliver the goods on time
Received good reviews
After confirming the receipt of the goods, I gave a good review and look forward to the next production
SEALOFF TECHNOLOGY OUALIFICATION CERTIFICATE DISPLAY
