Description: fta.mofcom.gov.cn0183;32;Web view4.3 6.7 7.0 0.3 90 2922 Oxygenfunction aminocompounds. 4.2 5.0 6.9 0.3 91 8443 Printing machinery,including ink jet printing machines,other than those of head 2.8 5.4 6.8 0.3 92 2803 Carbon (carbon blacks and other forms of carbon elsewhere specified or included) 0.3 3.6 6.7 0.3 93 8467 Tools for working in the hand, pneumatic, hydraulic or