Richard Chang, a semiconductor industry veteran and founder of China’s biggest chip maker Semiconductor Manufacturing International Corporation (SMIC), is behind a new chip making plant in the country, which began operations this week, according to two industry sources. The foundry, SiEn (Qingdao) Integrated Circuits Co, has kicked off production of 8-inch silicon wafers in the Chinese city of Qingdao and is currently testing a new 12-inch production line, the sources said, in a move that will add to the country’s capacity at the mature technology nodes. An executive at GigaDevice Semiconductor (GD), a Chinese flash memory designer, told the Post…