ANKARA China on Wednesday began the procedure to adjust tariffs on imported US products following the two countries' agreement on initial 90-day tariff relief after Geneva talks. On Tuesday, the Customs Tariff Commission of the State Council of China said that tariffs adjustment on imported US products will start from Wednesday 12.01 pm Beijing time (0401GMT), according to Xinhua News Agency, China will modify accordingly the application of the additional ad valorem rate of duty on articles of