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Frequently Asked Questions

Find answers to common questions about Sunkey Packaging’s products, services, sustainability practices, and customization options. Get the information you need to make informed decisions.

Food Packaging

  • Q Does it offer cost optimization solutions?

    A Yes, through material substitution (such as lightweight films) and process innovation to help clients reduce costs and improve efficiency.
  • Q How do stand-up pouches reduce costs compared to traditional bottles?

    A They reduce material consumption by 30%, lower transportation costs by 60%, and have better leak-proof performance in heat-sealing processes.
  • Q What is the average cooperation duration with customers?

    A The average cooperation duration is 6.3 years, reflecting long-term trust and service quality.
  • Q Are there successful cases of solving special customer needs?

    A For example, customizing horizontally easy-tear PE bags for Baxter, achieving an industry-first function through adjustments in film blowing processes.
  • Q What is the company's market share in the food packaging field?

    A With annual sales exceeding $50 million, medical and food packaging accounts for 40%, serving over 120 clients.
  • Q Can it provide technical support for packaging solutions?

    A Yes, the company has established a "Center of Excellence" to provide full-process technical support, including material analysis and process optimization.
  • Q What is the delivery cycle for customized packaging?

    A Depending on complexity, it typically ranges from 15-30 days, with rush orders negotiable for expedited processing.
  • Q Does it support small-batch order customization?

    A Yes, the company provides flexible services from design to production to meet diverse customer needs.
  • Q Are there special testing procedures for food safety?

    A It adopts ISO22000 and FSSC22000 systems, conducting comprehensive tests on raw materials and finished products for microorganisms, heavy metals, etc.
  • Q Is food packaging production GMP-certified?

    A Yes, the factory complies with GMP clean standards and is equipped with a professional QC team to strictly control quality.
  • Q What is the strength of the company's R&D team?

    A The R&D team is led by experts with over 15 years of experience and has established a composite materials research center in collaboration with Jiangnan University, with an annual R&D investment of $2 million.
  • Q How does the company bridge the performance gap between degradable materials and traditional plastics?

    A Through composite layer design (such as high-barrier coatings) and process optimization, it balances barrier properties, temperature resistance, and environmental needs.
  • Q Are any food packaging products made from recyclable materials?

    A Yes, for example, the "recyclable series" of 25KG granular bags uses eco-friendly materials like MDOPE/BOPE.
  • Q How does the company respond to the plastic restriction policy?

    A It develops degradable materials and circular economy solutions, such as GRS-certified products, and optimizes packaging reduction design.
  • Q Does the company provide films adapted to automatic packaging machines?

    A Yes, such as FFS (Form-Fill-Seal) automatic packaging films, supporting integrated bag-making, filling, and sealing.
  • Q Can soybean nipple bags be used for liquid foods?

    A They can package liquids like soybean milk and juice, maintaining tightness after high-temperature sterilization, suitable for long shelf-life requirements.
  • Q Are Corn Retort Bags suitable for other grains?

    A Yes, they are also suitable for instant grain products requiring high-temperature sterilization, such as black glutinous rice and sweet corn.
  • Q Which foods are suitable for fresh-keeping micro-perforated packaging?

    A Suitable for perishable fruits and vegetables like strawberries and blueberries, as well as pre-cut vegetables and salads requiring moisture-controlled freshness.
  • Q How does the Double Chamber Mask Bag achieve dry-wet separation?

    A Through built-in barrier strips or central sealing, active ingredients are stored independently, and users can mix them by tearing, avoiding ingredient contamination.
  • Q How does Easy Tear Film enable tearing in any direction?

    A It uses laser micro-precutting technology or special edge treatment, allowing easy tearing without tools, suitable for small pharmaceutical and food packaging.
Call: +86-13812511247            Email: bml@sunkeycn.com

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