0G means that the motherboard does not have on-board RAM. 4G is the 4G memory on the motherboard

Dear buyers, please consult the following before placing an order.

1 Before placing an order, first check if your notebook is damaged on the motherboard (board) and check if other accessories are damaged together.

Make sure that the board problem is placing an order. Check if our product image is right for your notebook at the time of purchase. Ok no problem, place an order.

2 Before we send the product, each product has entered various functions such as functional test/sound/3D graphics GPU/CPU test/RAM test/battery charge test/network test. 100% to ensure normal work, no quality problems, release

3 About Warranty Our products are provided with a 90-day free warranty. If damaged during use, you can contact us to send back the warranty.

4 If you are satisfied with our products, please give us a five-star rating. Thank you.

Dear buyers

We promise that all products will be tested before shipment. If you need / I can send you a test video or photo before sending.