Precision-crafted protective cases from the manufacturer trusted by global brands

Your Trusted Phone Case & Tablet Case Manufacturer

Sendtin Case is a leading manufacturer of phone cases, tablet cases, and custom case solutions, based in Huizhou, China. Founded in 2015, Sendtin Case has over a decade of OEM and ODM manufacturing experience., advanced manufacturing technology, and a stringent quality management system, we have produced more than 1000 unique plastic cases and served renowned global brands.

Our one-stop OEM/ODM services cover everything from concept design, mold making, and injection molding to packaging and worldwide delivery. We provide customized solutions that meet the highest quality standards and ensure customer satisfaction.

Leveraging deep industry experience and cutting-edge customization technology, we deliver tailored solutions for global brands and retailers.

Sendtin Case — turning your vision into reality.

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Years of Experience in Protective Case R&D and Manufacturing.

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 Professional Machining Equipment  for Protective Case Manufacturing

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m² Modern Factory for Mold Making, Injection Molding, Leather Processing, Assembly, and Warehousing

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Annual Production Capacity for Various Protective Cases

Custom Leather Protective Case

How to Customize OEM Protective Cases

Our OEM protective cases are designed to deliver both dependable protection and brand consistency. With diverse materials, styles, and finishes available, we create customized solutions tailored to your business and market demands.

Quotation

Once we receive your RFQ, 3D CAD file, or physical sample, we will review the requirements and prepare a detailed quotation.

Mold Development

After receiving the mold deposit, our experienced engineering team develops the mold in-house. We conduct multiple trial runs and fine-tuning to ensure precision, stable production, and consistent quality across every batch.

Sampling

To accelerate development, we can use existing molds to confirm colors, patterns, and surface finishes before final tooling is completed. This helps identify potential issues earlier and shortens the approval cycle.

Reliability Testing

We conduct relevant durability, compatibility, and performance tests to verify product quality before mass production.

Mass Production

Mass production begins after golden sample approval. In-process inspections and final inspections are conducted to ensure consistent quality.

Branding & Packaging

We offer tailored branding and packaging solutions—from custom logos and labels to premium retail packaging—helping you build a stronger brand image and deliver a better unboxing experience for your customers.

Customize

We specialize in brand-specific custom designs for Apple and Samsung protective cases, offering tailored mold development and design services to create products that perfectly match your business needs. In addition, we have multiple proven public molds available to help speed up development when needed.

Proven Design Expertise & Custom Solutions

Since 2015, we have completed over 1,000 protective case development projects. We deliver fast and efficient 3D design and optimization. We provide multiple design solutions and complimentary custom designs based on your images or samples. Our deep expertise ensures market-ready, tailored products that accelerate your time-to-market.

Why Choose Sendtin for Custom Manufacturing

From raw materials to finished goods, each process is closely monitored to ensure consistent quality, reliability, and compliance with international standards.

Trusted by Global Customers
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Optimized Efficiency & Cost Savings

Our fully integrated operation – from design intake to final shipment – creates a seamless, turnkey process. This eliminates fragmented workflows, minimizes delays and coordination efforts, significantly reducing lead times and overall production costs. Enjoy faster turnaround and a more cost-effective, reliable supply chain from concept to delivery.

Trusted by Hundreds of Happy Clients

Their product quality is truly impressive, with an attention to detail that is second to none. I wholeheartedly recommend Sendtin Case for their excellent service.

Jones Paker Client

"Sendtin Caseは、卓越したクラフトマンシップと確かな技術で、私たちのアイデアを常に高品質な製品へと実現してくれます。 細部への徹底したこだわりと、私たちと共有するビジョンへの献身には、深い信頼を寄せています。 信頼できるパートナーとして共に歩めることを誇りに思います"

Teresa Client

"Partnering with Sendtin Case has been a game changer. Their focus on detail, exceptional craftsmanship, and dedication to customer success make them an indispensable partner we are proud to work with."

David Lucas Client

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