Zhangjiagang Sigma Machinery Co., Ltd. Is very professional in research , development, design, manufacturing of plastic machine , during the past 10 years , we always force our energy into new areas of plastic machine , to update the technology , to learn advanced experience , to confirm new theory and new design , the machine from our factory carry good quality and effective after-sales service , we hotly export machine to United States, Germany, Russia,, Brazil, Czech. Ukraine, Poland. Saudi Arabia.Ecuador, Mexico, South Africa, Tanzania Egypt, Indonesia. New Zealand, Vietnam and other dozens of countries and regions.