auto parts Double H valvels ,] Good qulaity and OEM service Our main auto parts products are as follows: 1. Chaolida truck and luxury bus transmission and spare parts manufactured by our factory for series gearbox instead. 2. Wholesale Dongfeng gearboxes (EQ1061, EQ140, EQ145/5, EQ145/6 and NB) 3. Shanxi Fuller and Fast gearboxes (6J95T, 7DS100, 7DS118, 8JS100, 8JS118, 8JS130T, 8JS85E, 9JS119, ...