Canaan Avalon Q 90Th/s 1674W Bitcoin Miner

| Purchasing Instructions
1. The above retail prices do not include shipping charges, duties and taxes (if any). Please feel free to ask for details on different orders. DDP service is also available in some countries (prices include customs duties and shipping costs).
2. The pictures are for reference only, the final shipped version is based on the real thing.
3. Please understand that once you place an order or pre-order with Bitark Miner, it is considered a final order and cannot be canceled.
4. It should be accepted that we can cancel the order according to the following terms and conditions.
A. Prices are obviously wrong.
B. Products may not be delivered to the specified address due to changes in customs policies or import controls in certain countries or other force majeure events.
C. The product is out of stock at our or a third party supplier's warehouse.

| Anti-fraud reminders
Case 1: Cheating deposit at a low price
Recently, we've observed unscrupulous individuals online engaging in deceptive practices by offering products at unrealistically low prices, collecting deposits, and then disappearing. To safeguard our customers, we advise exercising caution when choosing a reputable sales platform and ensuring product prices are reasonable. Prior to making a purchase, carefully verify the seller's credentials and reviews, avoiding overly discounted offers. We solemnly pledge to provide a transparent and reliable trading environment, safeguarding the rights of every customer. If you have any concerns, please feel free to contact our customer service team; we are dedicated to serving you. Thank you for your trust and support.

Case 2: Impersonation of our staff, low-priced sales fraudulent payment of goods
Recently, we've noticed impostors posing as our company's staff online, selling products at low prices to lure users into making payments. After receiving the funds, these individuals disappear, significantly impacting our company's reputation. We urge users to only trust the payment methods officially listed on our company's website to avoid falling victim to scams. Transactions through any other channels pose risks. We solemnly pledge to safeguard customer rights, and if there are concerns, please contact our official customer service. Thank you for your trust and support in our company.

| Shipping Instructions
1. Orders for which Bitark Miner has received full payment will be shipped on a first-paid, first-shipped basis.
2. For pre-order orders, the exact shipping date is subject to factory notification. If there is any update, Bitark Miner will notify the buyer in time.
3. We promise to ship within 7 days after the order is placed, and most orders will be shipped within 48 hours!
4. You are responsible for any customs delays or returns due to lack of proper documentation. It is highly recommended that you know your local customs clearance policy and prepare all customs clearance documents in advance to avoid any customs clearance delays or unexpected costs.
5. We may arrange different courier companies to deliver the goods according to your destination. If you have special requirements for courier companies, please confirm with us in advance.

| Warranty Note
1. Please note that for brand new miners, the warranty period is 6 months/12 months from the time of production (depending on the manufacturer's different policies).
2. We will not be held responsible if the user does not use the product in accordance with the instructions, specifications and conditions provided, or if the function of the product is altered.
3. For used mining machines, there is no warranty or after-sales service; however, before shipment, we will provide mining machine testing videos to ensure you understand its performance. Once you confirm acceptance, we will proceed with full communication and arrange shipment.

Transportation and any other costs related to product returns are the responsibility of the purchaser.

The repair period will depend on the nature of the issue.