- Produced by Joyce Liu (including reporting, scripting and editing )
- This video is aired on CCTV-NEWS on February 7, 2015.
In 2013, China sold 320 million smartphones, and 250 to 300 million cellphone were discarded. In the second-hand smartphone market, there are many hidden rules. Aihuishou.com, an online smartphone recycling and transaction company, are bringing new ideas in this market and exploring more business opportunities.