Based on the outstanding qualities and promise of its SZIP brand, Dongtai SZIP Science&Technology CO.,Ltd is a high-tech company specializing in R&D  high quality Waterproof zippers, airtight zippers, watertight zipper and fire-retardant zippers and also heavy Industrial High Speed Door zippers.   Developing and manufacturing airtight zippers & waterproof zippers products since 1998, Our Company(Shanghai SZIP Zipper Manufacturing Co.,LTD) are professional manufactory for airtight proof zippers & water resistant zippers in China. In 2017, due to rapid enterprise growing and strategic improvement, our factory address was changed to Dongtai with the new company name Dongtai SZIP Science&Technology CO.,Ltd. The development of waterproof and pressure tested SZIP zippers are enabled by a combination of innovative ideas and technical approaches.   Made-in-

[Click for details]