Why Do Phone Cases Crack During Drop Tests?
Opening A phone case that looks perfect can still fail the moment it hits the ground. For brands developing protective cases, drop test failures are among the most frustrating problems during product development. They often appear late in the project, delay production schedules, increase tooling costs, and reduce confidence in the final product. Many people […]
How to Prevent TPU Phone Cases from Turning Yellow
Yellowing is one of the biggest issues for transparent and light-colored phone cases. For brands, it means complaints, returns, and damaged reputation. From our production experience, solving this problem comes down to two key factors: Material + Process 1. Anti-Yellow TPU MaterialStandard TPU turns yellow quickly under UV, heat, and daily use.Using high-grade anti-yellow TPU […]
Why Brands Lock Phone Case Suppliers as Early as April
If you think phone case production starts in quartor 3 , you’re already late. Many experienced brands secure their phone case suppliers as early as April — sometimes even earlier. Why? Because timing directly affects product success. New phone launches follow a predictable cycle.Brands that move early can start product development, mold building, and testing […]
Casetify vs Casely: Which Phone Case Business Model Delivers Better Protection and Brand Value?
Introduction: In the ever-growing mobile accessory market, selecting the right phone case supplier goes beyond just protection. It’s about creating a balance between product performance, customization, and long-term brand value. Today, we’ll compare two key players—Casetify and Casely—to examine how their business models address these aspects, and how these strategies impact your brand’s success. Additionally, […]
Amazon’s Top 10 iPhone Cases Best Sellers (2025-12-02)
What This Top 10 List Reveals — Insights from Sendtin Case (OEM/ODM Manufacturer Behind Top Brands) Blog Content: As of December 2, 2025, Amazon’s iPhone case category has become fiercely competitive. Top-selling cases reveal what consumers truly value: protection, functionality, and premium feel. Below, we analyze the Top 10 iPhone cases on Amazon, exploring their […]
What Are Magnetic Phone Cases?
Magnetic phone cases have gained widespread popularity among smartphone users, thanks to their innovative design and practical functionality. Equipped with built-in magnets, these cases offer a perfect blend of protection, convenience, and style. In this article, we’ll dive into the key features, benefits, and various types of magnetic cases, highlighting why they’ve become an essential […]