Kuangfeng Cement Plant is also owned by Quzhai.

Theoretically, it should be as good as the cement in Quzhai General Factory.

Are all the same parameters,

It's just a psychological feeling that ordinary factories are formal.

Actually, it should be the same, the same,

They are all inspection-free products.

As for Baoduzhai, it may be a little less famous than Quzhai, and it is also a good brand.