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Company Profile
Henglong group has many subsidiaries 1. Shenzhen ant blockchain Technology Co., Ltd. and Shenzhen henglongyun Technology Co., Ltd. (in charge of mining machinery sales) 2. Sichuan dowaTechnology Co., Ltd. (responsible for mine machinery trusteeship and mine operation) 3. Sichuan Bit Henglong Technology Co., Ltd. is responsible for the overseas trade mining machine sales business of Alibaba international station We are the best quality mining machinery sales enterprises in China and enjoy a high reputation in the industry or 10yearsWe have more than 500000 KW. H self built mines in China for customers to host mining machinesand,and we will invest in mines overseas next
Manufacturing Technique
We are the best quality mining machinery sales enterprises in China and enjoy a high reputation in the industry or 10yearsWe have more than 500000 KW. H self built mines in China for customers to host mining machinesand
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The price of my product will adjust with the fluctuation of the market. Please invest carefully and confirm with us before payment. Once the payment is completed, confirm the following after sales policy. 1. No return or exchange after payment. 2. 270 days warranty from the date of shipment. 3. All sales are final sales. No return. If the defect belongs to the warranty policy of the machine manufacturer, it can be repaired free of charge. After the warranty period, the machine can be repaired at the cost of parts and labor. 4. If you find a loose radiator when you receive the package from the miner, please inform us by email within 3 days after receiving the package. 5. We will not bear any responsibility or compensation for the stoppage caused by the delay of transportation due to customs procedures or other reasons. Warranty failure: 1. The miner disassembled the machine / replaced or replaced the equipment without authorization. 2. Damage caused by lightning stroke / voltage surge / poor power supply. 3. Water, circuit board and components affected by moisture, corrosion and other damage. 4. The circuit board is burnt out or burnt out; 5. After work. If you find out what happened above, please contact us as soon as possible. We will help you solve the problem in a short time and tell our service center your location.