By JOE McDONALD, AP Business Writer BEIJING (AP) — China’s No. 2 leader appealed Wednesday for support for free trade and promised to improve conditions for foreign companies following tit-for-tat U.S. and Chinese tariff hikes in a battle over Beijing’s technology policy. Premier Li Keqiang’s comments add to Beijing’s effort to portray itself as a defender … Continue reading China’s premier appeals for free trade amid tariff battle