Daqing BTC

1. Because bitcoin is based on workload proof, it is related to computing power. To have computing power, we need to consume power, so its power consumption is very large. It is precisely because of such a large power consumption that the safe and stable operation of bitcoin system can be guaranteed. "“ According to the data of btc.com website, up to now, the computing power of the whole bitcoin network is about 51.65eh/s, which is equivalent to 1.84 million bitcoin S15 (28T computing power, 1596w power) mining machines in operation, and the daily power consumption is about 69.92 million kwh. Divided by the current proction of 1800 bitcoins per day, excluding other costs, each bitcoin consumes 38800 kwh of electricity
previously, graphics cards were sold out because of the strong purchase of gold miners. The algorithm design of bitcoin is more and more difficult to dig. Therefore, the investment to dig the same bitcoin now is many times higher than a few years ago. Since the "mining" incident in Daqing Oilfield was exposed, the local police have counted the number. The average electricity cost of the mining machine seized is close to 500000 yuan in one month, and if it steals electricity, it is equivalent to making 500000 yuan in vain.

2. I used it before, but now I mainly use star exchange. It's safe and easy to operate, and I feel great

3. It's impossible to find a special miner. In fact, this thing is the same as other electrical appliances. If you go to the repair shop to repair the TV, computer and other electrical appliances, if it's not the damage of the components, it's just the wiring, peeling off of the components and other minor problems, which can be solved by ordinary people.

4. Brief introction: Tianjin Bangda oil pipe manufacturing Co., Ltd. is a Sino Hong Kong joint venture oil pipe processing and manufacturing enterprise, subordinate to Tianjin Foreign Economic and Trade Commission. The registered capital of the company is 4.42 million US dollars and the fixed assets are 13 million RMB. The company is located in No. 9669, Jinbei Road, Dongli District, Tianjin. It is adjacent to Tianjin steel pipe group company in the East, Tianjin seamless steel pipe plant in the West and airport logistics processing zone in the north. In order to meet the market demand, the company has adjusted its proction and now has three processing plants: the coupling proction plant at Yijing Road, Dongli Development Zone, Tianjin; the casing proction plant at 9669, Jinbei Road, Dongli District, Tianjin (covering an area of about 30000 square meters and a workshop building area of 2160 square meters); and the Zhuozhou branch of Tianjin Bangda petroleum pipe manufacturing Co., Ltd. (covering an area of about 16800 square meters), Workshop building area 1598 square meters). The annual processing capacity of pipes reaches 120000-160000 tons. The introction of domestic famous brands of CNC equipment for the proction of high-quality procts to create the necessary conditions. The company has 298 employees. There are 14 engineers and 21 managers. The company has hired domestic famous oil pipe expert consultants, established a high-quality staff team, and formed a perfect quality management system. On April 3, 2006, it was officially certified by API Spec 5 (API 5ct-0698) and ISO9001:2000 quality system. And become the export partner of Shandong International Trade Group Center, Qing Yijia economic and trade instry import and Export Co., Ltd. Strict proct quality control has won the praise of customers in Northern Shaanxi and Northeast China, and become a strategic partner. The company's supporting procts have been exported to North America, South America, the Middle East and other countries and regions, with a global sales network. With advanced technology and superior performance, good service by the majority of users of all ages and trust. The company's procts have been sold well in Jilin Oilfield, Daqing Oilfield, Shengli Oilfield, Shanxi coalbed methane exploitation and other enterprises in China. Relying on excellent quality and good after-sales service, the company has won praise in the domestic market. Proction, processing and sales of tubing, oil casing and coupling (tubing coupling and oil casing coupling) within the scope of api5ct standard. Tubing outer diameter specification: 60.32-114.3mm; Casing outer diameter specification: 114.3-339.7mm; Tubing and casing length grade: R1, R2, R3; Tubing coupling specification: 2-3 / 8 ", 2-7 / 8", 3-1 / 2 ", 4-1 / 2"; Specification of oil casing coupling: 4-1 / 2 ", 5-1 / 2", 6-5 / 8 ", 7", 7-5 / 8 ", 8-5 / 8", 9-5 / 8 ", 10-3 / 4", 11-3 / 4 ", 13-3 / 8"; Material: H40, J55, K55, N80, L80, P110; Button type: nue, eue, BTC, LTC, STC< Legal representative: Yu bangping time of establishment: December 17, 2004 registered capital: US $4.42 million