I agree with USSR's huge contribution. Chinese here don't want to give credit to any of three USSR, US and Britain.
With a lot of help from USA, USSR received from the USA
Aircraft.............................14,795
Tanks.................................7,056
Jeeps................................51,503
Trucks..............................375,883
Motorcycles..........................35,170
Tractors..............................8,071
Guns..................................8,218
Machine guns........................131,633
Explosives..........................345,735 tons
Building equipment valued.......$10,910,000
Railroad freight cars................11,155
Locomotives...........................1,981
Cargo ships..............................90
Submarine hunters.......................105
Torpedo boats...........................197
Ship engines..........................7,784
Food supplies.....................4,478,000 tons
Machines and equipment.......$1,078,965,000
Noniron metals......................802,000 tons
Petroleum products................2,670,000 tons
Chemicals...........................842,000 tons
Cotton..........................106,893,000 tons
Leather..............................49,860 tons
Tires.............................3,786,000
Army boots.......................15,417,000 pairs