Follow the narrative to see how small design choices affect everyday performance. In this video, we take you inside Runsheng Packaging's manufacturing process for custom 67x93mm poly OPP card sleeves. You'll see how our specialized card protectors are engineered for anime, gaming, and collectible card applications, featuring pre-opened roll formats for automated packaging systems. Discover how our ISO 9001:2015 certified facility combines material science with precision engineering to create durable, crystal-clear protection that preserves your valuable cards while enhancing presentation.