Guangzhou Rosin Packaging Co., Ltd
Packaging Solutions Tailored to Your Industry
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About Us
Guangzhou Rosin Packaging Co., Ltd
Established in 2010, Guangzhou Rosin packaging Co,. Ltd (Rosin) is a first-tier custom blister packaging solutions manufacturer that provides complete custom thermoformed blister packaging, including clamshell packaging, blister tray packaging, sliding card packaging and contract packaging services that cost-effectively get packages from design to ship. Our 5,000 square-foot production facility and state-of-the-art design center is located in Guangzhou, China and is an ideal one-stop for package design and manufacturing with in-house capabilities in design, packaging manufacturing, warehousing and shipping.  Our commitment is to provide you excellence in blister packaging and fulfillment services with the highest quality, the most competitive cost, and the most accurate and rapid delivery possible. Our plants is in conformity with GB/T 19001-2016 / ISO 9001:2015 Standard and GB/T 24001-2016 / ISO 14001:2015 certified.You’ll find our packaging for food and beverage products, consumer goods, OEM components, personal care & beauty cosmetics, electronics, hardware, healthcare products, jewelry, apparel, sporting goods–to name a few. We have helped customers maximize profits and bring products to local market. We thrive on finding new, cost-effective solutions for your packaging needs.We are committed to exceeding your expectations at all times with our experience, expertise and full in-house capabilities.
featured products
Our specialists have professional experience working with many companies across different industries and have curated a library of industry-specific custom packaging options for you! 
  • plastic tray Customized white PP hydroponic plant tray plastic greenhouse 1010 square micro green plant tray with transparent cover
    Customized white PP hydroponic plant tray plastic greenhouse 1010 square micro green plant tray with transparent cover
    Micro green plant water cultivation seedling tray - a professional growth system specially designed for modern hydroponic agriculture and exquisite horticulture. This product is made of pure food grade white PP material, adhering to the standard 10 inch x 10 inch (approximately 25.4cm x 25.4cm) industrial specifications. It comes with a set of reinforced waterproof bottom support, perforated seedling inner support, and high transparency PS transparent dome cover. Its integrated design perfectly meets the full cycle needs of microgreens, tender leafy vegetables, and herbs from sowing, sprouting, growing to harvesting, providing a one-stop solution for growers who pursue high germination rates, clean production, and high efficiency.
  • plastic tray Customized black plant tray PP hydroponic nursery planting inner tray PS plastic greenhouse rectangular plant tray with holes
    Customized black plant tray PP hydroponic nursery planting inner tray PS plastic greenhouse rectangular plant tray with holes
    Presenting you with a new generation of planting solutions - modular three in one hydroponic seedling tray system. This product is carefully designed for modern horticulture, professional nurseries, and home planting enthusiasts, consisting of three core components: a sturdy plant base+optional perforated/non perforated plant inner support+high transparency cover. Using high-quality PP (polypropylene) and PS (polystyrene) plastics, combined with classic black design, we provide you with a complete, efficient, and flexible set of professional grade planting tools. Its modular design concept allows you to freely combine according to different growth stages (seedling, hydroponic, planting) and plant needs, making it an ideal choice for achieving high germination rates, healthy roots, and convenient management.
  • plastic tray Customized transparent triangular hinged clamshell food grade PET plastic sandwich cake box with clear plastic lid
    Customized transparent triangular hinged clamshell food grade PET plastic sandwich cake box with clear plastic lid
    Sandwich cake box,This is an innovative packaging solution designed specifically for the modern baking and catering industries. Using high-quality food grade PET plastic, the unique integrated triangular hinge structure and fully transparent window design perfectly present the exquisite beauty of your product. It is not only a packaging, but also a display tool to enhance brand image and attract customers' attention. The triangular Clamshell opening and closing method provides convenient opening and stable sealing, providing comprehensive protection from production to delivery for your sandwiches, cakes, desserts and other delicacies.
  • plastic tray Customized disposable circular plastic PP 1.5kg gold mooncake tray packaging
    Customized disposable circular plastic PP 1.5kg gold mooncake tray packaging
    Customized disposable circular plastic PP 1.5kg gold mooncake tray packaging Made of premium gold PP material, treated with special gold plating technology, presenting a luxurious and luxurious visual effect   1.5kg reinforced bottom support design, effectively preventing mooncake oil penetration and maintaining the complete form of the product   supports two types of container selection: circular (traditional reunion symbolism) and square (modern minimalist style) Can be matched with high transparency OPP tote bags or shrink wrap to enhance the overall packaging grade PP material effectively blocks grease, maintaining the freshness and appearance integrity of mooncakes. supports personalized services such as logo embossing, pattern customization, and spot color development Name PP MOONCAKE TRAY Material  plastic PP Size 23*23*5CM Weight of Tray 12g Brand Rosin Technology Blister Application CAKE  Take Inspiration                                         Explore how our customers have used our products to get creative! Home gardening: an ideal starting point for vegetables (tomatoes, peppers, cucumbers), herbs (basil, mint), and flowers (petunias, marigolds). Professional seedling cultivation: Small nurseries and farms efficiently cultivate neat and robust seedlings, reducing seedling cultivation costs. Fun education: excellent teaching tools for parent-child activities, school nature class practice, and observing the budding of life FAQ Q: What is the size of a single tray? What is the size after combination? A: A single tray is unfolded by approximately 4.8 cm * 4.8 cm , and only requires a small space when folded. After combining 4, it is approximately 48 cm * 25 cm , perfectly matching the matching base. Q: Is PET material safe? Is it suitable for growing vegetables? A: Absolutely safe! We use food grade PET plastic, which is non-toxic, odorless, and meets environmental standards. It is a safe choice for cultivating edible crops such as vegetables and herbs. Q: How does the acupoint support weight? Will it deform when filled with wet soil? A: The design is sturdy, and the PET material has good toughness. It can be stably supported after conventional seedling filling and watering, and is not easily deformed or broken. Q: Do I have to use it with a base and lid? A: The tray can be used alone, but it is highly recommended to pair it with a base and a high lid. The bottom tray is leak proof and water storage, while the high cover provides moisture retention, insulation, and insect prevention. It can significantly improve seed germination rate and seedling growth quality, and is a key guarantee for successful seedling cultivation. Q: Do I need to purchase additional bottom support and high cover? A: Yes, the black rectangular base and white high cover are specialized components that need to be purchased separately. They perfectly match the size of the plug, together forming an efficient seedling system.
  • plastic tray Customized black plant tray hinge clam plant combination planting greenhouse germination tray
    Customized black plant tray hinge clam plant combination planting greenhouse germination tray
    Specially designed for modern gardening enthusiasts, the 4 grid folding PET seedling tray innovatively uses food grade safe black plastic (PET) material, which is environmentally friendly and durable. Unique design supports individual independent use and can be easily combined into groups of 4, allowing for flexible control of seedling size! Perfectly matched with a dedicated black rectangular base and a transparent and insulated white high cover, it instantly transforms into a professional mini greenhouse, providing an ideal microenvironment for seed germination and seedling growth.  
  • plastic tray 3 4 cavity seedling trays in a group Clamshell foldable plant flower horticultural black plastic PET germination container
    3 4 cavity seedling trays in a group Clamshell foldable plant flower horticultural black plastic PET germination container
    Specially designed for modern gardening enthusiasts, the 4 grid folding PET seedling tray innovatively uses food grade safe black plastic (PET) material, which is environmentally friendly and durable. Unique design supports individual independent use and can be easily combined into groups of 4, allowing for flexible control of seedling size! Perfectly matched with a dedicated black rectangular base and a transparent and insulated white high cover, it instantly transforms into a professional mini greenhouse, providing an ideal microenvironment for seed germination and seedling growth.  
  • plastic tray 4 cavity seedling trays in a group Clamshell foldable plant flower horticultural black plastic PET germination container
    4 cavity seedling trays in a group Clamshell foldable plant flower horticultural black plastic PET germination container
    Specially designed for modern gardening enthusiasts, the 4 grid folding PET seedling tray innovatively uses food grade safe black plastic (PET) material, which is environmentally friendly and durable. Unique design supports individual independent use and can be easily combined into groups of 4, allowing for flexible control of seedling size! Perfectly matched with a dedicated black rectangular base and a transparent and insulated white high cover, it instantly transforms into a professional mini greenhouse, providing an ideal microenvironment for seed germination and seedling growth.  
  • plastic tray 240 hole black plastic PS agricultural greenhouse seedling tray seed garden nursery planting tray with holes
    240 hole black plastic PS agricultural greenhouse seedling tray seed garden nursery planting tray with holes
    This seedling tray is made of food grade polystyrene (PS) plastic, with 240 conical seedling holes per tray and an independent bottom tray, designed specifically for seed germination and seedling cultivation. Black material absorbs heat and keeps warm, promoting root development; The hole structure is scientific, avoiding root entanglement and facilitating transplantation.
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