WASHINGTON — The United States has imposed sanctions against a Chinese firm for alleged missile technology sales, according to a notice published today in the Federal Register (see GSN, July 30). Last month, the United States determined that the state-owned China North Industries Corp. (Norinco) had engaged in missile technology proliferation activities, according to the notice (see GSN, July 3). Under the sanctions, which take effect today, Norinco will be prohibited from importing items controlled by the Missile Technology Control Regime annex or the Export Administration Act of 1979 and from entering into contracts with Washington relating to such items...