* HSI -0.1%, HSCE -0.1%, CSI300 +0.2% * FTSE China A50 -0.1% June 28 (Reuters) - Hong Kong stocks ended slightly lower on Monday, as losses in energy and materials companies outweighed gains among consumer and healthcare firms. ** The Hang Seng index closed 19.92 points or 0.07% lower at 29,268.30. The Hang Seng China Enterprises index fell 0.14% to 10,863.57. ** The sub-index of the Hang Seng tracking energy shares dipped 1.6%, the materials sector lost 2.3%, while the consumer discretionary index and the healthcare sector gained 1.7% and 1.8%, respectively. ** The top gainer on the Hang Seng was ANTA Sports Products Ltd, which gained 5.45%, while the biggest loser was Geely Automobile Holdings Ltd, which fell 2.11%. ** China’s main Shanghai Composite index closed down 0.03% at 3,606.37 points, while the blue-chip CSI300 index ended up 0.23%. ** Around the region, MSCI’s Asia ex-Japan stock index was firmer by 0.02%, while Japan’s Nikkei index closed down 0.06%. ** The yuan was quoted at 6.4555 per U.S. dollar at 0847 GMT, 0.01% weaker than the previous close of 6.455. ** At close, China’s A-shares were trading at a premium of 37.90% over Hong Kong-listed H-shares. ** Data over the weekend showed profit growth at China’s industrial firms slowed again in May as surging raw material prices squeezed margins and weighed on factory activity ** Profits at China’s industrial firms rose 36.4% in May from a year earlier to 829.92 billion yuan ($128.58 billion), official data showed on Sunday. That was a slowdown from the 57% surge reported in April, according to National Bureau of Statistics. ** Shares of China home-grown sportswear maker Li Ning Co Ltd surged as much as 27.6% to a new high before ending 13.6% higher on robust earnings outlook. (Reporting by the Shanghai Newsroom) Our Standards: The Thomson Reuters Trust Principles.