Shanghai Haina Color Printing & Packing Co., Ltd. is a professional manufacturer and trading company based in Shanghai, China, specializing in high-quality flexible packaging solutions. Established in 2014, the company operates a state-of-the-art production facility equipped with computer-controlled printing, compounding, slitting, and bag-making machinery. With a workforce of 11 to 50 employees and over 10 production lines, the firm provides comprehensive OEM and ODM services tailored to diverse industrial needs. Their extensive product portfolio includes food-grade vacuum freezer bags, anti-fog bags, and modified atmosphere packaging, as well as specialized industrial solutions such as aluminum foil bags, shielding bags, anti-rust bags, and heat-shrinkable bottle labels. They also produce high-performance roll films designed for pesticide packaging with superior corrosion resistance against acidic and alkaline contents. Committed to rigorous quality standards, the company implements the ISO 9001 certification and 6S management technology. Their quality control process involves comprehensive testing of raw materials for tensile strength and friction coefficients, alongside meticulous sampling of semi-finished and finished products to ensure zero customer complaints. Shanghai Haina Color Printing & Packing Co., Ltd. focuses on technical innovation and modern enterprise management to deliver reliable packaging materials for the food, cosmetic, chemical, and industrial sectors globally.