Famous Food Grade FIBC Liners Manufacturers & Factory

🏆 30+ Years of Dedication to High-End FIBC & Food Grade Liners Manufacturing

Founded in 1988, Yantai ZS Bulk Bags Manufacturing Co., Ltd. is a professional manufacturer specializing in the customized design and production of mid-to-high-end FIBCs (Flexible Intermediate Bulk Containers). With over 30 years of dedication to the industry, we take cost-effective customized solutions as our core. Relying on solid technical accumulation and strict quality control, we have become a trusted choice for well-known enterprises both at home and abroad, and are committed to providing packaging solutions that carry trust and safeguard value for global customers.

The company boasts strong strength, with two modern production bases located in Laishan District and Muping District of Yantai City respectively, covering a total area of 60,000 square meters. It has more than 300 employees, including over 30 professional and technical personnel and inspectors. We have built a complete closed-loop industrial chain covering raw material processing to finished product manufacturing, strictly controlling quality and delivery efficiency from the source. Backed by advanced production equipment and a lean management model, we maintain a stable monthly output of over 250,000 units and an annual output exceeding 3 million units, capable of efficiently meeting both bulk procurement needs and personalized customization requirements.

🔍 Total Quality Control & Closed-Loop Production System

ZS Bulk Bags operates a fully integrated production system covering raw material procurement, manufacturing and processing, and final delivery. Leveraging our continuously innovative technologies and stringent quality management system, we ensure precision, efficiency, traceability and full controllability across every stage of production. We always place product quality and hygiene safety at the forefront, and adhere to stable and high-quality production standards – a commitment that secures our sustained core competitiveness in the industry.

Food-Grade & High-Hygiene Protection: Especially for FIBCs designed for food-grade and high-hygiene applications, we use 100% virgin polypropylene raw materials, with all technical specifications strictly complying with FDA food-grade standards to eliminate contamination risks from the source. During production, all fabrics are cut using ultrasonic cutting technology, which effectively avoids fraying and dust issues caused by traditional cutting methods and ensures material cleanliness.

Dust-Free Cleanroom Environment: Most importantly, all sewing processes for high-hygiene products are completed in a dust-free workshop that meets the ISO22000 Food Safety Management System standards, equipped with professional dust removal equipment for full-process control of the production environment. Every FIBC leaving our factory undergoes strict disinfection, ensuring it is hygienic, dust-free, and free from any impurities or contaminants.