How to Choose the Right 3D Animation Production Services

I’m currently exploring 3D animation production services for a creative project and wanted to hear from people who have experience working with 3D animation studios or artists.

I’m interested in services such as character animation, product visualization, 3D modeling, explainer videos, and promotional content. When comparing providers, what factors should I consider most—portfolio quality, animation style, technical expertise, communication, turnaround time, pricing, or revision options?

For those who have used 3D animation production services, what was your experience like? I’d appreciate any recommendations or tips for finding a reliable team that can deliver high-quality 3D animation.