C67 Comparison word

"Okay, when do you think you'll need it?" Zhou Ting asked.

"If you can guarantee your speed, then one week at a time and one month at a time, you will need the next batch. I am more concerned about your situation right now." Bai Xiangcao said.

"Call me when you're done selling them. I'll be able to prepare them in a week at the most