FAQ

1. Is Delong Energy a lithium battery factory?
Delong Energy is a battery factory with 11 years of experience, which integrates research, development, production, and sales.

2. How about the quality of lithium battery products from Delong Energy?
Delong Energy has a strong R&D team and a set of international certifications, including MSDS, UN38.3, FCC, IEC62133, CE, UL, KC, BIS, CB, ROHS, and ISO9001:2015 certified.

3. Can you do An OEM/ODM project?
We have engineers who can help you design and R&D any related products.

4. Can you customize the battery pack for more function?
Yes, we have a professional engineering team to provide an excellent solution for you.

5. Do you have MOQ?
No limited.

6. Can I have samples to test? And what is the lead time for a sample order?
Yes, we can supply samples. The lead time for samples is 3-5 days. The buyer pays for the sample cost and shipping cost.

7. What is your term of payment?
We adopt T/T, Paypal, Alibaba payment way, Credit Card, Visa, Echecking, Master Card, Trade Assurance, etc.

8. Do you provide after-sales service?
Yes, the battery warranty is 10 years. If there are any quality problems on our side in this period, we can send a new one as a replacement.