U.S. Republican lawmakers warned Apple Inc. against buying memory chips from "controversial" Chinese semiconductor maker Yangtze Memory Technologies Co. for the new iPhone 14, warning of close scrutiny, the Financial Times reported. Lawmakers expressed dismay over reports that Apple would add Yangtze to its list of suppliers of Nand flash memory chips designed to store data on smartphones. Apple has acknowledged that it does not use YMTC chips in its products and has evaluated the possibility of using YMTC's Nand chips for some iPhones sold in China. Apple would actually be transferring knowledge and know-how to YMTC that would strengthen...