1, cement stone, cement concrete stone, refers to cement, sand (fine sand), crushed stone (thumb size) water, etc., which are mixed in proportion and put into the mold.

2. Cement plastic stone refers to the natural limestone excavated on the mountain, which means that the foundation is poured with cement concrete at the bottom, and the natural limestone rockery is shaped, and several limestone rockery joints are bonded with cement mixed mortar water.