The US-listed company BGIN's first BTC ASIC chip BT1 has successfully achieved 4 nm tape-out

BGIN BLOCKCHAIN LIMITED (NASDAQ: BGIN) is a digital asset technology company with proprietary cryptocurrency mining technology, as well as a manufacturer of cryptocurrency mining hardware. BGIN today announced the successful first tape-out of its BT1 Bitcoin mining ASIC chip, which is manufactured using a 4-nanometer process. This is the company's first self-owned intellectual property chip specifically designed for Bitcoin mining, marking an important milestone in the company's Bitcoin mining chip project.

The project entered the tape-out phase in October 2025, and the first tape-out was successful. With the completion of the tape-out, the BT1 chip has now entered the system-level testing and production preparation phase. This success marks the seventh consecutive successful tape-out of the ASIC mining chip project since 2022, setting an excellent record of execution. BGIN stated that the successful first tape-out helps reduce development risks and enhances the company's confidence in executing multiple generations of the Bitcoin mining roadmap. Additionally, early development of the next-generation advanced architecture has been initiated to achieve better energy efficiency performance in the chip.