Q1:Can I have samples to test? And what is lead time for sample order?A1:Yes,we can supply samples,the leadtime for samples is 7-10 buyer pay for sample cost and shipping cost.Q2: Do you provide after-sales serive?A2: Yes,the warranty is 2 years, if any quality problems on our side in this period, we can send new one as replacement.Q3 What is your company's advantage?A3: We only supply high level quality of battery and we gurantee on-time shipment,we also provide exnt after sales serviceQ4: Do you accept OEM/ODM?A4: Yes,it is avaliable.Q5: What is your lead time for the mass production?A5: General speaking, about 25-30 days depending on different items after getting down payment and confirmation about the samples.Q6:Are you battery real capacity?A6:All of our battery with Grade A,100% new and real capacity.Q7:Are you a factory or a trading company?A7:Shenzhen Raythunder New energy Technology Co.,Ltd. is a professional rechargeable agm battery manufacturer,welcome to visit.Q8: What kind of certificates do you have?A8: We can provide CE,ROHS,MSDS etc,if your order quantity is big.