Editor's note: "Science and technology are productive forces" is the basic principle of Marxism. Marx has pointed out: "productivity also includes science," and said: "large industry to the huge natural force and natural science into the production process, will greatly improve labor productivity."

Once the science and technology penetrate and act on the production process, it becomes a real, direct productivity. Science and technology as the first productive forces, has become the decisive factor in contemporary economic development. In response to the market price of heating, to meet the sales needs. Zhengzhou Longxing company ordered four automatic tapping machine. Automatic tapping machine can not only to improve the production efficiency, but also save a lot of costs, enhance the competitiveness of the market, and create a "win-win" situation.