Zhongshan O&O Airtight Zipper Ltd, mainly produces: airtight zippers, watertight zippers, waterproof zippers, nylon interlocking zippers, smiley zippers (curved zippers) and other special zippers, welcome to negotiate and order! O&O team began to focus on the research and development of airtight zippers, watertight zippers, nylon interlocking zippers, smiley zippers (curved zippers) and other special zippers in 2013, over the years the independent development of products related to the production of equipment, technology and material formulas, annual output value of hundreds of millions of dollars in the field of related products have been awarded a number of patent certificates. Adhering to the customer-centered business philosophy, we focus on research and development and innovation to provide the best quality products to serve our customers and consumers.