企业环保知识问答（双语版）
Q
国民经济行业分类代码有多种不同版本，以哪个版本为准？
Which version of the Industry Classification Code of National Economy should be followed
A
以国家统计局2019年5月发布的《2017国民经济行业分类注释》（包括第1号修正案）为准。
具体查询网址为：http://www。统计数据。gov . cn/tjsj/tjbz/201905/t 2019 05 22 _ 1666232。html .
Answer: The 2017 National Economic Industry Classification Notes (including Amendment No.1) issued by the National Bureau of Statistics in May 2019 should be followed. It can be found on the website: http://www.stats.gov.cn/tjsj/tjbz/201905/t20190522_1666232.html.
