港交所-北大青鸟环宇 截至二零一八年九月三十日止九个月第三季度业绩报告-20181113
01CHARACTERISTICS OF THE GEM (“GEM”) OF THE STOCK EXCHANGE OF HONGKONG LIMITED (THE “STOCK EXCHANGE”
港交所-北大青鸟环宇 截至二零一八年九月三十日止九个月第三季度业绩报告-20181113