On Feburary 26, in Inc. of material science and technology (” of science and technology of the material in “ of the following abbreviation) publish invest external (aviation answer material) and correlation trades announce, draft with in building materials invests limited company jointly (the couplet in “ of the following abbreviation casts ” ) , limited company of composite material group (in “ of the following abbreviation answer group ” ) harbor is faced in Shanghai new a garden of industry of aviation of Ou Dafei machine is collective and contributive 10, 0 yuan of building materials in establishing (Shanghai) aviation answer material limited company (provisional name) (aviation of “ of the following abbreviation answer material ” ) , begin resource conformity, research and development to reach production job with component of plane composite material in the light of large trade. Among them, couplet is cast in contributive 6, 0 yuan, hold aviation answer material 60% equity; In material science and technology is contributive 2, 5 million yuan, hold aviation answer material 25% equity; In answer the group is contributive 1, 5 million yuan, hold aviation answer material 15% equity. Science and technology of the material in joining a department controls couplet in casting those representing capital actually person pilot enterprise, in answer science and technology of the material in group department controls a partner pilot company, this second trade form correlation to trade, but do not form " appear on the market company gross assets recombines administrative measure " major asset of the regulation recombines. This second before trading, in material science and technology and in couplet is cast in reaching answer the group did not produce those who invest relevant category to trade.