Q1: Are you trading company or manufacturer ?
A1: We are a factory loacted at dongguan city,welcome to visit us.
Q2: How long is your delivery time?
A2: Generally it is 4-5 days for sample , it is according to quantity.
Q3: Do you provide samples ? 
A3: Yes, sample order is ok, as we have enough stock for normal model ebike battery.
Q4: What is your terms of payment ?
A4: For bulk order,30% T/T in advance ,balance 70% before shippment. For sample order,100% payment before production.
Q5:What kind of after sales service would you provide ?
A5:If you have any questions when using,just feel free to contact our technology department,we have 24 hours service.