Secondhand exchange sites taking off

Online platforms use credit systems to facilitate customer-to-customer sales

For people who don't have the time to bargain with prospective buyers over used items they want to sell, there's now an app.

Happy Sharing, or Xiangwushuo, is a sharing platform that uses a point system to help people to swap a wide variety of used items online for free. Based on this point system, users can trade all their used items lying around the house for items they actually need.