济南天空之音商贸有限公司，成立在山东省省会省市泉城济南，办公室地址位于济南中心城区，仅靠市人大、劳动局、民政局、市政协。厂房面积5000平、试验用地20000平。试验办公面积1500平。本公司专注于飞机购买与应用顾问,专业公务航空顾问，建设中国航空网，为多家国内客户购买和运营飞机。汽车销售汽车零部件贸易，进出口贸易，建材贸易，投资理财资讯，民间借贷，汽车抵押，汽车分期，汽车贷款，汽车出租，经济贸易资讯等 跨行业多种经营。
与传统的职业商家不同，他倾向于围绕整个行业的利益而不仅仅是公司自身的利益展开工作。他计划在五年内帮助解决阻碍国内通用航空发展的绝大部分问题，包括低空开放、油料供应、飞行审批以及破除一些陈旧的管理模式与思维方法。并让天空之音成为一家真正具备自由主义风格的企业。
Mr Hawk Yang is the General Manager (GM) for GALink, providing advice for private aircraft purchasing and utilization. He graduated from Civil Aviation University of China in 1990, majoring in Avionic Engineering. He has worked for China Southern Airlines Huannan Branch and CAAC HuNan office for many years. Mr. Yang holds an AV license of CAAC-66. In 2000, Mr. Yang worked as an Aviation Business consultant. He established the website , and founded the GALink Aviation Technology Co.Ltd (GALink) Specializing in the purchasing and managing the utilization of customers aircraft & helicopters ,at the same time, direct the Aviation Department of Broad Air condition.
Unlike other traditional traders, Mr. Yang tends to revolve around the calling of the industry, not just the benefits of the company itself. He plans to help overcome most of the major problems within several years, including the opening of low-altitude airspace for General Aviation use. To achieve this goal it will require the break down of some old, out dated management models and ways of thinking. GALink Aviation approachs to building a strong professional & honest partnership in a liberalistic style.