As a longstanding Bitcoin trading company and British incorporated company(54 Fortune Green Road, London, United Kingdom, NW6 1UJ), Dowoption provides customers with portfolio investment strategy products. You do not need any trading experience to participate in Dowoption 's plans. Experienced a bear market of bitcoin in 2013 and a bull market of bitcoin in 2017, our experts sum up a variety of extreme and simple trading strategies and effectively earned hundreds of millions of dollars. Since the average user does not know how to operate the financial market, many investors like to buy when stock market soars. In fact, the best investment opportunities have often been missed. Many investments do not know when to sell, resulting in the profits returned to the pocket of the market makers.