SHA256d Whatsminer Bitcoin Miner M3 21TH/S 2100W For BTC

SHA256d Whatsminer Bitcoin Miner M3 21TH/S 2100W For BTC

Company description:

Hunan Lanyue Network Technology Co., Ltd. is one of the earliest professional platform of selling bitcoin mining machines in China for more than 8 years. We are a professional supplier of Asic miner, GPU miner, Graphics card, and Miner parts, both original brand new products, and used ones, and always in stock!

Our Advantages:

• 1500 square research base and warehouse in Shenzhen.
• 300 square Sales department in Changsha.
• 300 Sales and R&D Integrated Office in Chengdu.
• 100 staff, experienced sales and R&D person.
• 8 years rich experience in Miner industry

Our service:

Miners are customized products according to customer's request. Price will be adjusted with the fluctuation of market. Please invest carefully and confirm with us before your payment. Once the purchase is completed, it means the recognition of the after-sale policies as below.

1. No refund and return after the payment.

2. A 180-day warranty is provided starting from the shipping date if they are brand new one.

3. All sales are final. No refunds will be granted. Defective miners can be repaired for free if they fall under the Bitmain warranty policy. After the warranty period, machines can be repaired at the cost of parts and labor.

4. We do not take any responsibility for or compensate for any loss as result of downtime caused by delays in transportation as a result of custom formalities or other reasons.

Hunan Lanyue Network Technology Co., Ltd.

Established in 2010. We are a professional supplier of Asic miner, GPU miner, Graphics card, and Miner parts, both original brand new products, and used ones, and always in stock! We have stable domestic market for more than 8 years and have rich experience in investing this field. We have 1500 square research base and warehouse in Shenzhen, where has one of the biggest market of miner in the whole world; 300 square Sales department in Changsha; 300 Sales and R&D Integrated Office in Chengdu. More than 100 staff, with experienced R&D engineers and professional sales, in order to provide our customers with the best products and services.

Our advantages: 

1, 1500 square research base and warehouse in Shenzhen.

2, 300 square Sales department in Changsha.

3, 300 Sales and R&D Integrated Office in Chengdu.

4, 100 staff, experienced sales and R&D person.

5, 8 years rich experience in Miner industry