On 6th june,Our class was appointed to do some CIP at some supermarket.My group consists of jiahui,kenny,hong zhow,jun de and me.We were sent to thomson imperial court(shop and save).We reported to the supermarket at 9 am.Our purpose to the supermarket was to do a survey of people using plastic bags.We then approach some shoppers and tell them about the harm of using plastic bags.We took our lunch at about 1 pm.After that we continue our survey,We had to record 200 people.We finsh the whole project at about 4 pm.This CIP teaches us to use reusable bags instead of plastic bag.