Hua Hong Semiconductor, China’s No 2 contract chipmaker, on Wednesday announced the acquisition of its sister foundry in Shanghai, days after market leader Semiconductor Manufacturing International Corp (SMIC) said it would take full control of a subsidiary.Those big-ticket transactions – 8.27 billion yuan (US$1.2 billion) for Hua Hong and 40.6 billion yuan for SMIC – signalled a fresh round of consolidation in the country’s semiconductor industry, as Beijing’s tech self-sufficiency drive...