WenZhou HongZhong Industry and Trade CO.,Ltd established in 2018, is a professional manufacturer engaged in the research, development, production, sale and service of waterproof bag,waterproof dry bag,PVC zipper bag ,PVC cosmetic bag, PVC bag，. We are located in WenZhou with convenient transportation access. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including High Frequency Machine, Aair Press Mmachine，Zipper Machine. In addition, we have obtained patents certificates.  Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as UAS,Canada,Thailand .We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.