On the basis of the original product redesign, the use of secondary injection molding process to avoid the original product problems, improve product production efficiency.
The keys of the prototype product are fixed and sealed by manual gluing, while the redesigned product combines rubber and plastic through secondary injection molding, which not only improves the waterproof performance of the product, but also increases the anti-skid part in the hand-held part. Once the product is on the market, it generates very impressive sales data.