We are dedicated to developing top - quality screws and barrels ( the bimetallic type in particular ) . and the resolutions . by which we expect to raise the competitiveness of our customers 我们致力于开发和制造高品质的机筒螺杆（特别是双金属机筒螺杆） ，针对不同的客户提供最合理、最经济的解决方案，从而帮助客户提高市场竞争力。
