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13 Years of plastic bucket manufacturing and development.

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Corporate Overall Solution & Service Introduction

Foshan Chengpin Technology Co., Ltd. is a professional manufacturer focusing on R&D, intelligent manufacturing, customization and delivery of PP plastic packaging containers in South China. With years of production experience, we own standardized workshops and fully automatic injection molding lines. Our product range covers 0.25ml to 33L, with a stable daily output of 9,000 to 13,000 pieces.


We are not just a plastic bucket manufacturer, but also a one-stop packaging solution provider for food, chemical, coating, lubricant, agricultural, daily chemical and other industries. We help customers solve all pain points in packaging selection, material safety, sealing leakage, specification matching, brand customization, capacity delivery and cost control.

Food & Beverage Packaging Solutions

Customer Pain Points

• Strong odor and substandard materials in ordinary containers

• Failure to meet food contact standards; difficulty in finding qualified food-grade suppliers

Our Solutions

Professional food-grade dust-free workshop with fully closed clean production in line with international food contact standards.

Selected 100% virgin food-grade PP materials, no recycled materials, no odor, no toxic precipitation, safe for direct food contact.

Water-Based Paint & Lubricant Packaging Solutions

Customer Pain Points

• Leakage, volatilization and deterioration during storage and transportation due to poor sealing

• Declined sealing performance under long-distance transportation and long-term contact

Our Solutions

• High-reliability sealing structure, verified by 72-hour static leakage test.

Special sealing ring + threaded locking structure provides double protection against leakage.

Test Standard: Fill the container with the actual filling capacity, tighten the cap, and then completely invert the container. Let it stand continuously for 72 hours under normal temperature and pressure. There should be no leakage or dripping at the joint between the container body and cap; the liquid level inside the container should not drop, and there should be no weight loss due to evaporation; the sealing surface should show no deformation, swelling, or material exudation, maintaining its initial fit.

Hazardous Chemical Packaging Solutions

• High compliance risks: Packaging for hazardous chemicals must pass mandatory certifications such as UN/ADR/GB 19269. Lack of standard test data can directly lead to export obstruction, customs clearance failure, or even penalties.

• Significant safety hazards: Traditional packaging is prone to cracking at low temperatures and leakage when dropped. Once leakage occurs during transportation or storage, it can easily lead to safety accidents such as fire, explosion, corrosion, and pollution.

• Performance not up to standard:Ordinary packaging cannot simultaneously meet multiple stringent requirements such as impact resistance, leak prevention, and resistance to high and low temperatures, and cannot adapt to the storage and transportation needs of hazardous chemicals throughout the entire process.

Our Solutions

UN-certified hazardous chemical packaging with complete test reports for customs clearance.

Dangerous Goods Plastic Barrel-18°C Low Temperature Performance Verification

Products withstand 100kg static load at -18°C for 24 hours without leakage, with structural stability better industry sstnsic levels;After ho ww-reereerature brremperation, drop tests are mmenlity trette ourtpuat at the atructural specific by UN hight stabics byintnautmseiter too iman imanton to verfiocaty the impactn an ke parts, of the bottom, s hde and side, dre ad edge of edge of the inerfudteet, the UN cereamaictatiion eufiricicess for adheeerunes stteodiity transporation,

Rigorous stress testing verifies performance data, ensuring its authenticity and traceability.

Each product undergoes a stacking pressure test using a professional compressive strength testing machine (as shown in the actual test, the barrel can stably withstand a load of over 1137.1N without deformation, damage, or leakage), verifying product performance with real data, rejecting "paper parameters," and ensuring that the actual pressure-bearing capacity meets the real needs of customers' warehousing and transportation scenarios.

Overall View of Test Apparatus
Fully showcases the test system from pressure supply to barrel stabilization,ensuring stable and controllable test conditions.
Underwater Sealing Inspectionof Barrel Body
Directly verifies the sealing integrity of thebarrel lid and body via the "underwater bubble method"; no bubble generation indicates no leakage.
Test Pressure Monitoring Instrument
Real-time monitoring and maintaining the constant pressure required for the test, ensuring compliance with hazardous goods certification standard pressure requirements.

Agricultural & Gardening Packaging Solutions

Customer Pain Points
• Under prolonged exposure to the sun outdoors, the bucket body quickly fades, becomes brittle, and cracks, while the lid deforms and loses its seal; in some areas, the large temperature difference between day and night causes the material to repeatedly expand and contract with heat, accelerating aging and damage.
• Fertilizers (water-soluble fertilizers/organic fertilizers) continuously release gas during storage, causing the internal pressure of fully sealed containers to rise, easily leading to bulging and cracking. Simply opening vents for ventilation allows moisture and pests to enter, causing the fertilizer to become damp, deteriorate, and lose its effectiveness. This is especially true for paints/chemicals; after high-temperature filling, cooling and solvent evaporation create negative pressure inside the container, causing dents and deformation, label detachment, and in severe cases, leakage and product spoilage.
Our Solutions 01

Formula-level protection: Food-grade UV-resistant masterbatch and light stabilizer are added to PP raw materials to form a molecular-level protective layer that can resist the damage of strong ultraviolet rays to the plastic molecular chain.


Even after 12 months of outdoor exposure, the barrel still maintains its toughness without cracking or embrittlement, making it suitable for tropical and subtropical agricultural markets with strong sunlight.

Agricultural & Gardening Packaging Solutions
Our Solutions 02

Our plastic buckets are equipped with an oleophobic & hydrophobic microporous breathable membrane structure, featuring one-way liquid blocking and two-way pressure regulation, integrating three core functions: pressure relief, air replenishment, and protection.

• Forward Pressure Relief: When fertilizers generate gas or chemical materials heat up and build up pressure, internal gas is automatically discharged to release excess pressure, preventing bucket bulging and rupture.

• Reverse Air Replenishment: When paints/chemicals cool down and create negative pressure, external air enters at a constant rate to balance internal and external pressure, eliminating bucket deformation and collapse.

• Isolation & Protection: The microporous membrane is breathable yet waterproof and dust-proof, and also insect-proof & moisture-proof. It effectively blocks water vapor, pests and dust intrusion to preserve the quality of fertilizers and raw solutions.

Brand Exclusive Customization Solutions

Brand Exclusive Customization Solutions
Customer Pain Points

• Serious packaging homogenization, lack of brand characteristics

• Difficult to implement customized design

• High communication cost without one-stop service

Our Solutions

• Full-dimensional brand customization

• Free professional design service

• Mature printing processes: in-mold labeling, screen printing, heat transfer

• One-stop delivery to reduce customer costs

Custom Mold Solutions

Customer Pain Points
• Lack of professional mold factories
• Opaque mold development process
• Disconnection between mold making and mass production
Our Solutions
We provide a one-stop closed-loop service from design and mold making to mass production, with the entire process being transparent and controllable.
• In-house mold team with full-process transparency
• Seamless connection between mold and production line
• Lifetime maintenance and upgrade of molds
Custom Mold Solutions

Why Choose Foshan Chengpin Technology?Production capacity + core service advantages

We source our own products directly, eliminating middlemen and their markups, resulting in higher cost-performance for the same quality. With years of experience in the plastic packaging industry, we are familiar with the characteristics of materials, packaging standards, and foreign trade delivery requirements across various sectors, making us far more professional than ordinary traders.
Our products cover a full range of sizes from 0.25ml to 33L, including round drums, square drums, airtight containers, and thickened industrial drums. We can meet all your packaging needs for food, chemicals, agricultural supplies, and coatings in one stop, eliminating the need for comparing prices from multiple vendors and coordinating with multiple parties.
The fully automated production line operates continuously, with a stable daily output of 9,000–13,000 pieces and a safety stock buffer. Small orders can be quickly scheduled, large orders can be accepted in sufficient quantities, and orders can be supplied continuously throughout the year. Foreign trade orders can be accurately matched with container loading and shipping schedules.
The entire process uses brand-new virgin PP raw materials, with absolutely no recycled materials mixed in; food-grade and industrial-grade products are produced separately in different areas, and each batch is sampled and inspected before leaving the factory, eliminating quality problems such as odor, cracking, leakage, and easy aging from the source, ensuring long-term stable batch quality.
Free logo layout, page design, and color scheme; from needs communication → free sampling → sample confirmation → mass production → logistics tracking, dedicated one-on-one support, customized packaging without the need to find a separate designer or printing factory, the factory handles everything in one stop.
We maintain a large inventory of standard sizes year-round, and urgent orders can be processed and shipped quickly. We have a dedicated after-sales service mechanism for damage during transportation, ensuring timely response and efficient handling, so you can have a worry-free and hassle-free partnership.
Holding UN dangerous goods packaging certification, our products comply with international hazardous chemical transportation standards and are suitable for export scenarios of high-risk materials such as chemicals and coatings, providing compliance assurance for your products.
Focusing on serving high-end, high-quality clients, we leverage our own mold design and manufacturing team to provide exclusive customized mold development services, supporting full-process collaboration from structural design to mass production, and helping clients create differentiated product competitiveness.
Equipped with a dedicated dust-free production workshop for food-grade plastic buckets, the workshop features zoned, enclosed production, strict control over the production environment, hygiene standards, and processes. It strictly complies with food contact packaging production specifications and can stably supply compliant packaging buckets for various foods, edible raw materials, and food additives, ensuring cleanliness, hygiene, and safety.

1.5L Coating Bottle Customization for German Customer

We focus on assisting high-end, high-quality clients in developing customized molds, supporting custom-made barrel molds from scratch.

Requirement confirmation
In-depth communication to define product and compliance needs
Design implementation
Drawing confirmation, mold and process design
Detail optimization
Appearance refinement, sample testing (in-mold labeling, etc.)
Mass production
Full-process quality control and stable delivery
Mass Production & Delivery
Full-process quality control and stable delivery

Transparent and controllable mold-making process, proactively avoiding all potential pitfalls and risks.

Integrated mold-making and mass production service, providing dual guarantees of customized quality and delivery time.

Full-cycle mold maintenance and upgrades, ensuring long-term cooperation.

Providing Dual Guarantees Of Customized Quality And Delivery Time.

Production process

Get in touch with us
Just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs!
Contact
Contact Person: Mr. Fan
Phone: +86 18316967024
WhatsApp: +86 18316967024
Company Address: No. 4 Jinxiang 1st Road, Southwest Street, Sanshui District, Foshan City, China
Customer service
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