China has long been one of the world's biggest markets for ivory, but as of 2018 all trade in ivory and ivory products in the country is illegal.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/chinas-ban-ivory-trade-comes-force
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/bbc-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/poaching
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trade
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/elephant
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/illegal-trade