Shares in small companies in IT, biotech and new material sectors that have been in a tailspin of late, are expected to slump further, while coal, steel and nonferrous metal stocks are tipped to coast on the respective companies' brightening business performance.恩平土工膜爬焊机全国热卖新疆乌鲁木齐土工膜爬焊机全国热卖恩平土工膜爬焊机全国热卖青海隧道防渗爬焊机新闻快讯恩平土工膜爬焊机全国热卖Cellphone-based third-party payment market gets crowded, goes mainstream