Basically, there are six parts of items be manufactured in Suyu company. It is:
1. Spike series, composed of screw spike, rail sleeper screw, dog spike, rail nails, etc;
2. Bolt series, including those standard ones, nonstandard ones, high tensile ones, etc;
3. Clip series, which own Vossloh SKL type, e type, Pandrol type, Nabla fastening system, etc;
4. Casting items, like tie plate, fish plate, clamp plate, and so on;
5. Plastic parts, concluded as plastic dowel, guide plate, insulator, rail pad, etc;
6. Other parts, as small parts of washers, nuts, yet the rail anchor, shoulder.

Moreover, we choose the good quality of raw materials like carbon steel, alloy steel, rubber, nylon, which qualified the superior quality and guranteed the profit of the customers.