The published information for PA-4000 does not say whether its delivery containers are accepted for return or authorized for reuse. Buyers should confirm the packaging policy directly with Guangzhou Guanzhi before shipment, including collection, cleaning, inspection, and transport arrangements.
PA-4000 is a water-based hydroxyl acrylic emulsion intended for waterborne two-component polyurethane wood coatings. It is used with a water-dispersible isocyanate hardener, with applications that include coatings for indoor and outdoor wooden furniture.
Listed film characteristics include a clear, transparent matte appearance, water and chemical resistance, fast drying, high hardness, and a long pot life. These properties describe the coating; they do not indicate whether the packaging can be returned or used again.
Whether a container can be returned or reused depends on information not provided in the PA-4000 data. Buyers need to establish the container material and design, how leftover product should be handled, what cleaning and inspection are required, and whether the packaging is approved for additional filling cycles.
The available product record also does not describe a return process, collection schedule, or responsibility for return freight. Do not assume that containers may be reused for PA-4000 or another material without written supplier approval.
Shipping is stated as 7–10 days, with sea, air, express courier, or rail options selected according to customer requirements. Confirm whether any return shipment needs separate booking or freight arrangements.

The listed minimum order quantity is 900 KG. Product information also specifies factory quality control, a 12-month shelf life, technical support, and free reference formulas. The company describes its business model as research and development, manufacturing, and direct sales, with technical formulation assistance. None of these details establishes a container-return or reuse policy.
Guangzhou Guanzhi New Material Technology Co., Ltd. lists a Quality Management System Certificate covering research and production of environmentally friendly multipurpose water-based polyurethane coating materials and high-performance environmentally friendly water-based coating additives. It also reports an Intellectual Property Compliance Management System Certification. These credentials do not constitute approval to return or reuse packaging.
The company identifies PPG and Nippon Paint cooperation cases for coating applications in China. The available information does not specify whether those projects involved container collection or reuse arrangements.
| Topic | What is currently stated | What to confirm |
|---|---|---|
| Returning containers | No return policy is provided | Supplier acceptance, eligibility, and return conditions |
| Reusing containers | No reuse approval is provided | Container specifications, cleaning, inspection, and written authorization |
| Shipping and collection | Delivery is listed as 7–10 days; shipping method depends on customer requirements | Collection timing, return freight, and responsibility for transport |
| Technical assistance | Technical support and free reference formulas are listed | Whether support includes packaging or container-cleaning procedures |
The published product details do not confirm that returns are accepted. Ask the supplier for the return procedure, applicable conditions, and freight arrangements.
No reuse authorization is stated. Check the packaging specification, contamination risks, cleaning and inspection requirements, and obtain supplier approval before refilling a container.
Request written confirmation of the container type, return eligibility, reuse approval, cleaning requirements, collection arrangements, and transport responsibility. The listed shipping options are sea freight, air freight, express courier, and rail freight, subject to customer requirements.
Treat the return or reuse of PA-4000 containers as an unresolved commercial and technical matter until Guangzhou Guanzhi confirms the policy in writing. The stated minimum order is 900 KG, and delivery is listed at 7–10 days. For technical solutions or product support, contact Sophia Chao at sophia@guanzhihg.com.
Guangzhou Guanzhi New Material Technology Co., Ltd. was established in 2014. The company integrates research and development, production, sales, and technical services, with water-based resins, water-based crosslinkers, water-based additives, and bio-based special polyols among its main products. It operates R&D and application centers in Guangzhou and Shanghai and reports more than 50 invention patents and a team of over 10 doctors. Its listed credentials include a Quality Management System Certificate and an Intellectual Property Compliance Management System Certification, and it serves customers across multiple industries.

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