ChangXin Memory Technologies (CXMT), China’s top DRAM chipmaker, is taking a step closer to a mega initial public offering (IPO) on the mainland, as the high-end memory chip market experiences supply shortages amid the global artificial intelligence frenzy.CXMT had “resolved issues” related to the election of employee representative directors and the identification of state-owned shareholders, according to a statement on the website of the China Securities Regulatory Commission (CSRC).The...