Every seal goes through six controlled steps: raw material selection, color blending, injection molding, laser printing, packaging and delivery. We run full-line quality checks at each stage to ensure consistent dimensions, locking performance and print clarity before shipment.


Thousands of buyers from logistics companies, customs supervision, retail chains and industrial suppliers choose Yuston seals for their daily tamper-evident needs. Consistent quality, on-time shipment and responsive service have earned us repeated orders and 5-star reviews worldwide.
Shandong Yuston New Material Co., Ltd. is certified under ISO 9001 (Quality Management), ISO 14001 (Environmental Management) and ISO 45001 (Occupational Health & Safety). All seals are produced under a controlled quality system to meet industrial security sealing requirements.


Founded in 2011, Yuston operates a 3,000+ m² plant equipped with 200+ injection molding machines and automatic production lines. As an Alibaba Quality Supplier audited by TÜV Rheinland, we have exported plastic seals and cable seals to more than 100 countries, serving both distributors and end-use brands.
Seals are packed in transparent plastic bags and then in strong export cartons, with labels showing model, color, quantity and batch number. We support sea, air and express shipment, and can arrange mixed container loading for combined orders. Standard lead time is 15-30 days after order confirmation.


YTPS124 plastic seal is widely used across industries: fire extinguisher and safety equipment sealing, toolbox and equipment case security, retail shopping bags and garment anti-switching, luggage and handbag tamper indication, as well as logistics cartons, courier bags and warehouse access control.
After-Sale Service
1.Communicate with customers timely, whether the goods are received or if there is damage.
2.Timely solve If any problem occurs at use.
3.Make customers deeply feel the "customer-oriented" service tenet.
It is this kind of service that our customers continue to order from us, which is alsothe same service that makes our business go further and further.
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