1.How can you guarantee quality?Always a pre-production sample before mass production; Always final inspection before shipment.
2.What can i buy from Gainstrong? The main business are?
Smart energy storage battery systems, power battery systems and various customized power products for global users.
3. Do you accept OEM / OEM?
Yes, we are engaged in the ODM and OEM service to the customer all over the world. With more than 30 professional high tech R&D engineers.
4.I am a distributor/ retailer/ purchaser, do you provide free samples for testing purpose?
Yes, the free samples for testing are always available. The cost of product and shipping will be fully deducted in your official order with certain amount.
5.What services can you provide?
Delivery terms: FOB, CIF, EXW, FCA, DDP, DDU, Express;
Payment currency: USD, EUR, HKD, CNY;
Payment type: T/T, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
Language spoken: English, Spanish, Chinese.
Online service: 24/7 Engineer support & quick response.