With over 12 years of experience in the field of mould and injection, we can manufacture precision products. With our professional Research & Development, most of our engineers have over 10 years experience in acoustic products, they know how to design the products in perfect. Our purchasing department, they have full experience for the raw materials, and we have long-term cooperation suppliers, so we can get more competitive prices. 

Every ZOSEN  Intelligent  products undergoes an extensive testing and quality control procedure, ensuring every item meets global quality standards: BQB, CE, FCC, and RoHS certifications. 
has a professional and experienced QC team. We assess, choose, and inspect all incoming goods before we put them on the warehouse shelves. And each product must undergo the strict inspection before delivery. We set quality first, so our customers can focus on their own sales and profits.
We have strict quality warranty and humane return policy, also we respects your privacy and takes your purchase safety seriously.