Quality Control

Precision. Consistency. Confidence.

At Neo Sun Industries, quality isn’t just a checkpoint—it’s an uncompromising commitment across every stage of our manufacturing process. Our focus is to deliver packaging solutions that meet the highest standards of durability, leak resistance, and product safety, so that your product stays protected from factory to shelf.

Color Uniformity Testing

Ensures consistent color across all products, preventing streaks or uneven shades that could affect appearance and branding.

Rolling & Leak Testing

Rotates and inspects containers to detect leaks and confirm proper sealing for secure product storage.

Parison & Hot Runner Moulds

Ensures that products are shaped evenly and efficiently, preventing defects and material waste.

Drop/Top Load Testing

Simulates real-world conditions by testing how well products withstand drops and stacking pressure.

Light Testing

Checks the transparency or opacity of plastic products to ensure material consistency and thickness distribution.

Weight Uniformity Testing

Verifies that each product meets precise weight standards, ensuring durability and preventing material inconsistencies.

Pinhole Testing

Uses air pressure to check for leaks and structural weaknesses, guaranteeing airtight and durable products.

Pneumatic Testing