Chongqing Zhengchuan Pharmaceutical packaging Co., Ltd. is a garden-style enterprise that is professionally engaged in the research,Website:http://www.zhengchuanvials.com, development and production of pharmaceutical tubularglass vials and caps.The company has four branch factories and three large-sized production bases, covering a land of more than 200,000 m2, with a fixed asset exceeding RMB 300 million yuan, annual sales income over RMB 600 million yuan and over 2,300 employees. In 2017,the company has successfully listed in the main stock market in China. Zhengchuan is the first company listed in the main stock market in China from this industry.