Shanghai Hengyu molecular sieve Co., Ltd. is a professional production and export of molecular sieve adsorbent enterprise. Our company is located in Shanghai fengxian A30 new highway, covering an area of 6000 square meters, is on the verge of yangshan port, north east by Shanghai pudong international airport, the traffic is very convenient. In 2006, our company get IS09001-2000 quality management system certification, and the products are exported to the United States, Europe and Asia, etc countries. In recent years by introducing a series of advanced manufacture craft technique, have a...