Cambricon, a Beijing-based maker of AI accelerators, said in a statement that it reported its first-ever annual profit with net income of 2.1 billion yuan (US$305.1 million) and revenue of 6.5 billion yuan (US$944.5 million), reversing a 452 million yuan (US$65.7 million) loss the prior year as Beijing pushed domestic adoption amid limits on Nvidia supplies.