Chinese Shares Give Up Gains, End Lower Amid U.S.-China Tensions

BySherry Qin, Dow Jones NewswiresChinese shares gave up opening gains to close lower as reignited U.S.-China trade tensions weigh on investor sentiment.Meanwhile, some investors may be taking profit after recent rallies in semiconductor and gold mining stocks.SMIC fell 6.8% and Hygon Information was down 6.7%. Zijin Mining declined 5.75% and China Northern Rare Earth (Group) High-Tech shed 1.6%. ...