Research
Shandong Zhengqi Plastic Machinery Co., Ltd.
- Three-layer co-extrusion wide-width film machine testing in the factory
- Three-layer co-extrusion two-color mulch film machine wins the national patent
- Congratulations to our company's self-developed flat dripper drip irrigation tape production line’s speed can be 180 meters / min
- Automatic winder of plastic mulch film machine wins the national patent
- The testing of the mulch film machine’s automatic cutting and changing the roll has been successfully completed
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