北大青鸟环宇(08095) - 2019 - 年度财报

| --- | --- | --- | --- | |-------|-------------------------------------------------------------------------------------------------------|-------|-------| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BEIJING BEIDA JADE BIRD UNIVERSAL 北 京 北 大 青 鳥 環 宇 科 技 股 份 有 限 公 司 | | | | | (a joint stock limited company incorporated in the People's Republic of China with limited liability) | | | (於中華人民共和國註冊成立之股份有限公司) CHARACTERISTICS OF THE GEM ("GEM") OF THE STOCK EXCHANGE OF HONG KONG LIMITE ...