Resource at http://www.stats.gov.cn/
http://www.stats.gov.cn/sj/ndsj/2018/indexch.htm

Resource at https://www.ceads.net.cn/
https://www.ceads.net.cn/data/input_output_tables/

Resource at https://www.mee.gov.cn/
https://www.mee.gov.cn/xxgk2018/xxgk/xxgk01/202006/W020200610353985963290.pdf