Langfang zhongfeng machinery technology co.ltd. (Langfang wenan lingfeng plastic packaging machinery factory) found in 1998,
located between Beijing and Tianjin, Next to 106 national highway and beijing-kowloon railway, covering an area of more than 80
acres, plant area of 36000 square meters, is the largest science and technology enterprise specialized in R&D, manufacturing and
sales of high speed CNC film blowing machine, plastic packaging machine and plastic extrusion control system. Being a leader
in plastic packaging industry, we have established a good reputation in our markets.

Screw Diameter	55mm
Traction roller width	800mm
Thin Film Thickness	370mm+12;570mm+14;700mm+15
The Film Thickness	0.01-0.10mm
Maximum Extrusion	75 kg
Screw L/D ratio	31:1
Main motor	11x2 kw, 15x2 kw
Main inverter	Domestic Famous Brand
Traction Motor	2.2 kw
Traction Inverter	Domestic Famous Brand
Heating Power	16.2 kw
Over Dimension	5700mm X 2680mm X 5370mm
Weight	5000kg

As early as in 2003, has been working in the mick control system research and development, and in 2005 successfully developed
the blown film machines mick controller and obtained national patent. Listed nearly six years of time, and the constant technological
improvement to upgrade, this technology has been well received by the merchant's favor and praise.