China's wedding and marital culture has been through huge changes and is ready for another major one as 15 places in China are now ready to undergo marriage customs reform. In central China's Henan Province, a Museum of Marriage Culture and Marital Certificates has documented the changes Chinese been through over the past two centuries. Join CGTN's Sun Ye and museum curator Zhang Hongjun for an in-depth look at how Chinese have tied the knot.