$ 50 from Okcoin and $ 50 for each friend
Go to the link 
https://www.okcoin.com/join?channelId=600078336
And be sure to register on my referral link to Get $ 50 
We write our email and come up with a password for the account 
Click Set up now
We pass verification
We write our own in English: 1) name; 2) surname; 3) date of birth; 4) the country; 5) select the document of your choice (ID card, driver’s license or abroad) 6) write the document number; 7) your address; 8) city / village; 9) area; 10) zip code and press confirm 
We make a deposit of $ 101 for USD or EUR.
Attention Be sure to top up in dollars or euros If you top up in cryptocurrency, the bonus will not be given. After replenishing the account - spend one trade (purchase / sale of cryptocurrency) and you are given $ 50 for free in bitcoins and me $ 50 in bitcoins. The entire balance can be displayed at once 
Here’s the pay screen
Then you will be able to invite other people on your referral link and earn $ 50 on everyone who registers on your referral link, throws on the balance of $ 101 and make at least one trade (purchase / sale of cryptocurrency).
Do not top up the balance through cryptocurrency, because they will not give $ 50 freebies) And you must pass the 2nd level of KUS (account verification) to give a bonus.
There are no problems with the output
An additional $ 50 is required to go to the Trade section and buy or sell a cryptocurrency from $ 100. You can find your referral link in the Refer section.
Copy your referral link and earn $ 50 in every second who will register on our link and make a trade from $ 100.