Carrier Corp, a US air conditioners, heating and refrigeration giant, plans to expand its research and development efforts in China, as it strives to make the country one of the mainstays of its global R D operations.
The United Technologies Climate, Controls and Security unit currently has four R D centers in Chinaļ¼in Beijing, Shanghai, Qinhuangdao in Hebei province and Qingdao in Shandong province.
