Press to close zippers ( PTC ) have been the standard zippers for 3 side seal pouches for many years and today they have been refined to give improved functionality across a wide range of applications. Now with two or three rows of interlocking flanges, PTC zippers are likely to remain the default zipper choice for flat 3 side seal pouches. stablished in 1991, the spout pouch supplier-LD PACK Co .,Ltd is located in Xiqiao Technology & Industrial Park, Nanhai District, Foshan, Guangdong Province. Having more than 400 employees, the factory is equipped with 5 sets of 8 to 12 colors printing and lamination production line which guarantee an annual production capacity of over 12,000 Tons. The production base covers an area of more than 30,000 square meters and a building area of 50,000 square meters where the workshops are designed and built according to the international standards to create aenvironmentallyal friendly, clean, healthy and safe environment. Our company is devoting to flexible packaging mainly for food, beverage, meat, flavoring, snack food, daily household cleaning products as well as chemical goods. It has developed about 30 series of packaging materials with different material structure and packaging purpose including flat bottom pouch, spout pouch, easy-peelable film, high barrier film, zipper bag, vacuum pouch, stand up pouch and lables etc. Our products are mainly sold to customers in major domestic cities and exported customers from America, Europe, Australia, New Zealand, Korea, Africa, Middle East etc., many of which are well-known domestic and multinational companies. Since established, the company adheres to the business philosophy of â??Quality first, Innovation and Development.â?� LDPACK-pouch packaging supplier has obtained ISO9001, ISO14001 and BRC-IOP authentication meanwhile the finished goods of packaging materials conform to the FDA and EU standards. The company places key concerns on technology and innovation and constantly develops innovative products and technology application. Because of its great effort, LD PACK got 8 patents and created a number of originated products in China, for instance, flat bottom zipper bag, etc. Since these new products are available to the market, they have captured the extensive attention of both domestic customers and well-known foreign customers and gradually we established a cooperative relationship, making a reputation of LD packaging grow continuously.