They traded/ bartered, which is the trade of goods for other goods.
It means that the British were importing more goods from China than they were exporting goods to China.
to bring back trade goods from china
they traded their goods
rice ancient antiques yoyo ......
In the Central Plain
The economies of China and Australia are strongly complementary. Australia exports agricultural goods to China, while China exports electronic goods to Australia.
Yes, they did.
Opium
It is from China's Chang'an.
the silk road
Precious jewels and silk