Tianjin, a variety of cement pipe cement products; a variety of well grate covers; bread bricks. 
 : One meter of reinforced cement pipe; inside diameter: Φ200 Φ300 (mm) 
 Two meters of reinforced; inside diameter: Φ200 Φ300 Φ400 Φ500 Φ 600 Φ800 Φ1000 Φ1200 Φ1500 (mm) 
 Two meters with steel socket; inside diameter: Φ200 Φ300 Φ400 Φ500 Φ 600 Φ800 (mm) 
 Four meters with a reinforced socket; inside diameter: Φ300 Φ400 Φ500 Φ 600 Φ800 (mm) 
 Various models; "heavy" light ": Well grate covers sub- 
 A variety of cement brick; S-shaped bread brick bricks and a variety of colors.