In afternoon the September 7^th, 2009, the manager Yang Xiaoyong of TEDA Goldentax Financial Consultancy Center and the manager Li Xiaoyu of Tianjin O'sullivan international trade Co., Ltd. negotiated with development areaInvestment Promotion Bureau deputy director Mei Zhihong in the TEDA Administrative Commission. It is mainly about Russia federation Ulan-Ude aviation factory setting up the helicopter maintenance，selling parts and the base project of after sales in Tianjin.