Ningjin Chengheng Trading Co., Ltd. ,located in the Northern China plastic processing center,Ningjin Industrial Zone.40 minutes to the capital Beijing by high-speed rail, covering 1446 square meters.. We are specialized in plastic film blowing machines,bag making machines,rotogravure printing machines，dividing and cutting machines and plastic recycling machines as an overseas trading company And the products are exported to many countries like Middle East,Southeast Asia,Africa,etc.years of experience is enough to confidence in our products.