09: 00 to 17: 30. Working hours of Chongqing Tobacco Company: from 10 to June 30th of the following year, from 9: 00 am to 12: 00 pm, from 13: 00 pm to 17: 00 pm, and from July 1 9: 00 pm in summer. China Tobacco Corporation Chongqing Company was established on May 27th, 1983, and its legal representative is Wang Yongping. Its business scope includes purchasing cigarettes and cigars from this province nationwide.