Two qustions

What's the meaning?

in western offering too much food means a waste of food
In china, people usually drink a lot at banquet
and spend a lot of time talking crap, sometimes
you don't know when the meal is over.

1. It suggests that banquet in China are way too extravagant and wasteful.

2. It's only appropriate to leave a Chinese banquet if there's someone else leaving together with you. however, in a western dinner, you are free to go at any time, just leave a word, and the host would not be bother to see you off at the gate.

1."It isn's thought to be so important to offer too much food." What does this suggest about meals in China?
点太多食物并不会被当做很重要的事。这话说明了中餐什么特征？

2."Finally,it's sometimes difficult to know when the meal is over." How do we know that a meal is over in China? What might be different in a Western meal?
“最后，有时候很难知道一顿饭什么时候结束。”在中国，我们怎么能知道一顿饭吃完了？在西餐中又有什么不同？

In