It is learned that in 2007, the sales value of the industry of interjection machinery reaches 6.4 billion yuan, covering 45% of the market, and the net profit covering half of the value. Energy saving interjection machines have become the biggest selling point of the industry, and the orders of the machines are coming like snowflakes.

　　Interjection machinery is notorious for its tremendous power consumption. In the circumstance when the price of power is constantly rising, the energy saving of the interjection machines is the key to the preemptive opportunities in the market. A technician of Haitian Plastic Machinery says, Haitian Company puts aside 5% of the sales value as the outlay for the R&D of energy saving interjection machines. The newly developed HTD energy saving interjection machine is environmental friendly, saving 60%-90% of power, 90% of water against the traditional machines.