An american in a chinese restaurant

An american in a chinese restaurant for dinner. When the waiter carried a cup of lobster dish, the Americans asked: "what will you deal with leftover shrimp shell?"
"Of course discard" The waiter answered.

"NO! NO! NO!" American shook his head and said, "In our america, sent leftover shrimp shells to the factory, made of shrimp crackers, and then sell to chinese."

While, the waiter carried a dish of fruit,Americans pointing to one of the lemon  asked: "what will you deal with leftovers lemon peel?" "Of course, is discard" The waiter answered.

"NO! NO! NO!"

Americans shook his head and said, "In our america, leftover lemon peel to sent to the factory, make fruit treasure, and then sell to chinese."

"NO! NO! NO!"

Americans shook his head, proud to say, "In our america, chewing gum will sent to the factory, make condoms and then sell to chinese."

Impatient waiter asked: "Do you know In China, how to deal with used condom it?"

"Of course, throw it," American answered.
"NO! NO! NO!"

The waiter shook his head and said, "In china sent chewing gum to the factory, made of chewing gum and then sell to the united states.