Answer: Trade with China is an enormous privilege.
Explanation: The excerpt suggests that Emperor Qian Long views the trade relationship between China and European nations, specifically England, as a significant privilege for those nations. He mentions that the tea, silk, and porcelain produced by China are absolute necessities for European nations. By permitting foreign hongs (foreign trading houses) to be established at Canton, he sees it as a signal mark of favor and beneficence extended towards those nations. This indicates that Emperor Qian Long regards the opportunity to trade with China as a substantial privilege.
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