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                        Payment

                        We support a variety of payment methods, you can choose freely. A non-payment dispute will be opened if full payment is not received after 14 days.Please follow the checkout process after placing your order. Any further question, please feel free to contact us.

                        Shipping

                        1、Item will be shipped within 5 business day after cleared payment. We use registered airmail shipping way for All customers, which takes about 15-30 business days for arrival. If you need Fast Expressservice(such as DHL,UPS,EMS),please contact us and we will update your shipping fee.
                        
                        2、All sales include a free 60 days warranty! 60-days limited hardware warranty with toll-free support.Valid from you received the products. Items that are incompatible or mistakenly purchased, buyer are responsible for all the fees related to the return.
                        
                        3、We will try our best to provide you the most reliable, affordable way of shipping service. But sometimes International delivery is highly depended on the courier company and local Customs/duties. If you do not receive your item on time, please contact us immediately for further assistance. Thank you for your understanding.
                        
                        4、About TAX:
                        Shipping cost is not refundable. Please check with your country ' s customs office to determine what these additional costs will be prior to offerding/buying.
                        Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.
                        
                        5、If parcel is not received on time or any wrong item received, please contact us first. We will help to track. If the item is confirmed lost, we will arrange resend or refund according to your request.

                        ReturnDefected or wrong item can be returned for replacement or refund. For details, please contact us.Please do not return any items without anauthorization numberor other instructions by us. Returned items will be TESTED and CHECKED. If found to be defective, then buyer will be informed of replacement or refund options. Replacement or Refund take minimum 5 business days after we receive the item.Contact Us

                        Positive response is left automatically once we receive your payment.We appreciate you can leave positive response upon receipt of your item.ForAny issues encountered，before leaving us neutral or negative response please email us and let us take care of any issue you might have.We take care of every problem that is brought to our attention and we answer every email that is sent to us. If we do not get back to you within 2 4 hours，please email us again.

                        Please allow up to48 hoursfor us to respond. All emails are answered! If you do not receive a response, please resend your email. Sometimes Spam filters prevent emails from being properly delivered. If you do not receive a response after a second request, please provide an alternative email address for us to respond to. No one is EVER ignored!

                        Product Overviwe

                        19-GPU Crypto Motherboard FOR ASUS B250 Mining Expert DDR4 Intel 6/7th CPU

                        Product Details

                         
                                                
                          Part Number 1: B250 Mining Expert Memory type: DDR4
                        Motherboard structure: ATX standard
                        Intel CPU interface: LGA1151
                        Maximum memory capacity: 32G
                        Display interface:
                        CPU type: Intel
                        INTEL chip: B250
                        Number of supported network cards: Single network cardIf you have any requirements for the BIOS version, please leave a message.Dear friend,
                        Hello!
                        When you place an order from tinkinwanhua, if you choose a commercial express.
                        Then you should pay attention! Commercial express delivery may incur import duties, which are borne by the buyer.
                        When placing an order, please contact our customer service personnel in time for consultation. Or leave a message.
                        We will reply to you as soon as possible.
                        I wish you a happy shopping trip in tinkinwanhua!NOTE：Please do check the Part Number before you place the order. The Part Number must be exactly the same as your original！The motherboard doesn't include the CMOS battery. We can't delivery the battery because it's not allowed by the custom.

                        On Jan 8, 2026 at 01:48:27 PST, seller added the following information: