Some of the sites of Bitcoin Mining are working only to create an account, make a free income, or comment on the link below.
Create an account by clicking on the link below. Obviously write btc address and log in PIN code.
mining site links:
(1) https://btconly.io/15065
(2) https://blockpool.online/?i=100955
(3) https://btcprominer.life/131286
(4) https://hashcheap.io/id/11152
(5) https://bentalefin.com/?ref=94335
(6) https://ethash.co/index.php?refer=9671
(7) https://www.nexusmine.net/?ref=11491
(8) https://ethonline.io/122371
(9) https://btcpool.io/36045
(10) https://citybtc.io/8855