Chongqing Bangbang is a term for manual laborers who use a stick to carry heavy items up and down the narrow alleyways of Southwest China's Chongqing. Today, about 2,000 people still carry out this tough job, delivering heavy parcels up and down roads vehicles just can't reach. CGTN reporter Morag Hobbs is in Chongqing to see if she has what it takes to be a professional bangbang.