Ren Zhengfei, founder of China's Huawei Technologies, answers questions from journalists of Chinese media outlets on Thursday in Shenzhen, Guangdong Province. PHOTO BY HUAWEI TECHNOLOGIES VIA GLOBAL TIMES
BEIJING: Huawei founder Ren Zhengfei on Tuesday shrugged off US attempts to block his company's global ambitions, saying the United States underestimates the telecom giant's strength.