Which one is better, Tongling Shangfeng Cement or Conch Cement?

Tongling Conch Cement is good. The quality of Conch Cement is of course very good, and it is a very well-known brand. Now Conch Cement ranks quite high in the cement industry, and it is also a listed company. Its products all meet national quality standards. Conch Cement occupies a very high share in the cement industry, and its annual sales volume is also relatively high.