谁知道国内活性炭炭企业前20强排名?

henry2

如题

jakee168

我知道.要看你怎么评了,看产能,当然煤质炭的公司大,看技术,销售额,员工人数,厂房面积等都不一样,要看综合实力......

henry2

请楼上把综合排名告诉一下?谢谢!

jzthjdzh

是不是应该分开媒质和木质还有坚果壳

merdwerw

回帖也是一种美德哦。~~~
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