Hi I am new user in bitcointalk.org and I want to buy some altcoin. I have no experience about trading. Please share your experience.
buying altcoin certainly uses some capital. if you are interested, lots of altcoins are now emerging and have good progress prospects for the future. like HDAC, HDAC is the next-generation digital service platform based on trust, with advanced technology that combines blockchain and IoT, enabling machine-to-machine ultra-low cost transactions between IOT devices that are authenticated, mapped and verified through blockchain .