There's a story to this.
"Do you sell kitchen bin?" Bill asked.
"No." Later she added, "we are a kitchen shop."
"But there's no kitchen bin."
"We sell china."
"China?" thinking about People's Republic of China.
"China." She points to all the china wares.
"I am from China, and I was like..." *bewildered face*
"Because chinas were once from China long time ago... and they are now
once again made in China."
*laughed* and *bought a china cup*