According to official sources, the second layer (Layer 2) expansion cross-chain solution launched by the TRON protocol, BitTorrent Chain (BTTC). Officially released and opened the testnet.
BitTorrent Chain (BTTC), a heterogeneous cross-chain interoperability extension protocol, will support and be compatible with TRON, Ethereum and Binance Smart Chain (BSC) after its release.
With the help of BitTorrent Chain, users can transfer mainstream assets between TRON, Ethereum and BSC in a decentralized manner without restrictions.