$BTC recommends some altcoins that will never go bankrupt!
Mainstream:
BCH: Bitcoin's expansion version, larger blocks
LTC: Bitcoin's altcoin, faster block generation
ADA: Established academic public chain with solid technology
SOL: Capital darling, ecosystem second only to Ethereum
XRP: Focused on cross-border payments
DOGE: The meme that Musk loves to play with
DeFi Track:
MKR: Decentralized lending big brother
AAVE: Leading lending platform
UNI: Largest decentralized exchange
COMP: Lending protocol
CRV: Stablecoin exchange protocol
LDO: Leading staking service
Public Chains:
BNB: Binance Chain, the exchange's favored child
AVAX: A stable public chain even in bear markets
ETC: Ethereum original chain
SUI: Representative of new public chains
TON: Chain created by Telegram
TRX: Established public chain (founder's controversy)
HBAR: U.S. regulatory-friendly
OP: Layer 2 leader
Others:
LINK: Blockchain data oracle
XMR: Anonymous privacy coin
PEPE: The hottest meme coin on Ethereum
XLM: Competitor to XRP
HYPE: Decentralized contract platform
New coins are more volatile than old mainstream coins, but they may also have more room for growth. When selecting coins, make sure to understand whether they are tech-driven, capital-driven, or purely speculative; don't just rush in based on stories.