Shenzhen BaiSiYu TECHNOLOGY CO., LIMITED, established in 2009, is a professional battery supplier in Shenzhen, China, with around 50 employees and a factory area of above 1500 square meters.

We focus on designing, researching and developing, manufacturing and selling batteries, chargers, ecig mods, atomizers, ego case and so on.

Our main products are flashlight battery, chargers, battery packs in all fields such as e-bike, power tools, GPS, lighting and so forth. OEM/ODM orders are available with short delivery time.

With two experienced production lines who specialized in lithium ion batteries in more than 12 years and a professional sales team, together with strict Q/C procedure and relevant certifications such as ISO9001:2008, CB, CE and RoHS, our main markets expand with high speed including national market and foreign markets in Europe, America, Australia and Asia, ect.

Q1: How do we place an order?
A1: Please kindly send us an email specifying the item, quantity, color or other specification to place an order.
Q2: How do we make the payment?
A2: We accept Paypal, Western Union, TT,LC.
Q3: What's the delivery time?
A3: The delivery time is normally 3-7 working days after payment.
Q4: How would the goods be shipped?
A4: We ship via DHL, UPS, TNT and by sea normally. 
Q5: Is OEM/ODM available?
A5: Yes, it's available. For details, please kindly contact the sales persons.