No. 18, Kongquehe 2nd Road, Qingdao Garment Industrial Zone, Jimo District, Qingdao, Shandong 266200, China +86-13864240136 daniel.xu@grainguardbags.com
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 SYON Packaging Technology(Qingdao)Co., Ltd.

About Us

SYON Packaging Technology(Qingdao)Co., Ltd. was the first professional manufacturing company in the business to accomplish full industry chain production capability.
GrainGuard is a provider of container transport packaging solutions that includes designing loading and unloading containers, producing sea bulk liners along the whole supply chain, and maintaining an effective worldwide service network. The top 500 chemical and logistics firms worldwide now rely on GrainGuard as a trusted partner since the first sea bulk liner left the factory in 2010. With years of expertise in the dry bulk material handling industry, we have been collaborating with a number of specialists and physicians in the packaging of grains, including soybeans, coffee beans, barley, wheat, corn, cocoa powder, sugar, fishmeal, flour, milk powder, peanuts, lentils, nuts, peas, rice, salt, seeds, starch, sugar, tea, livestock feed, and mixed grain feed, among others. Dedicated to offering storage and transportation options for coffee and chocolate beans.

GrainGuard Products

Why Choose GrainGuard?
Dedicated to offering storage and transportation solutions for green coffee and cocoa beans.
10 extruder film blower
10 extruder film blower

10 extruder film blower

We have a 10 extruder film blower which makes 10-layers hermetic bags possible which is evolutionary in this business. With our 10-layer hermetic packaging, specialty coffee, cocoa, and other grains remain fresh all year long.

Whole production capability from raw materials to final products
Whole production capability from raw materials to final products

Whole production capability from raw materials to final products

We have the whole production capacity from raw material to product, we don’t do any outsourcing so that we can have 100% control over our product quality and cost, hence our price and quality will be very competitive in the market.

Distributors in all coffee regions
Distributors in all coffee regions

Distributors in all coffee regions

We have distributors and branch companies in Brazil, Colombia, Indonesia, Ethiopia and Central America . We can respond fast and guarantee delivery.

Featured Products

Hermetic Jute Liner For Coffee Beans

Hermetic Jute Liner For Coffee Beans

Buy quality hermetic jute liner for coffee beans from GrainGuard, a professional manufacturer in China. It helps reduce green coffee exposure to moisture changes, oxygen, insects, dust, external odors, and handling contamination during post-milling storage, export preparation, inland transfer, international shipment, and destination warehousing. When properly filled, closed, and handled, it supports a more stable packaging environment around each coffee lot.
Coffee Storage Hermetic Jute Inner Liner

Coffee Storage Hermetic Jute Inner Liner

GrainGuard is a professional manufacturer and wholesale supplier of coffee storage hermetic jute inner liner for coffee storage, serving green coffee exporters, cooperatives, dry mills, traders, roasters, and warehouse operators. Designed to be placed inside traditional jute sacks, the liner creates an independent inner barrier around green coffee beans while enabling businesses to maintain the familiar outer sack format for efficient handling, stacking, and export operations.
Hermetic Indoor Storage Cocoon Green Coffee Bean

Hermetic Indoor Storage Cocoon Green Coffee Bean

GrainGuard hermetic indoor storage cocoon green coffee bean protection is manufactured for coffee exporters, cooperatives, roasters, warehouses, and commodity storage operators needing a practical indoor hermetic enclosure. The lightweight PE cocoon works as a large sealed pouch for coffee bags, boxes, or big bags stored under covered warehouse conditions. As a China factory and supplier, GrainGuard offers indoor cocoon solutions for seasonal inventory holding, lot separation, and chemical-reduction storage programs. Standard small, medium, and large models support coffee bags, with wholesale supply, OEM service, custom order support, and global delivery available for B2B buyers.
Hermetic Bulk Bag Green Coffee Bean

Hermetic Bulk Bag Green Coffee Bean

GrainGuard is a professional manufacturer and supplier of hermetic bulk bag green coffee bean storage pouches for coffee exporters, cooperatives, dry mills, traders, and warehouse operators. Manufactured in Qingdao, China from high-strength PE with an advanced barrier layer, the GrainGuard FIBC Pouch encloses loaded bulk bags to reduce moisture ingress, condensation, insect infestation, mold growth, and quality loss during semi-bulk storage and export preparation. Available for one or two FIBCs, the pouch supports pallet-based handling, warehouse lot separation, and chemical-free preservation programs for specialty and commercial green coffee inventories. Wholesale supply, OEM customization, private-label support, and global delivery are available directly from the GrainGuard factory.
Hermetic Bulk Container Liner Green Coffee Bean

Hermetic Bulk Container Liner Green Coffee Bean

Hermetic bulk container liner green coffee bean supply from GrainGuard, a professional manufacturer in China helps coffee exporters, cooperatives, traders, and logistics companies protect full-container shipments. Manufactured in Qingdao, China, the liner uses high-strength PE with a barrier layer to create a sealed cargo environment inside standard shipping containers. The GrainGuard system supports bagged coffee, palletized coffee, and FIBC loading plans while reducing exposure to humid air, condensation, container rain, insects, mold risk, and external contamination. Wholesale supply, OEM service, custom order support, and factory-direct global delivery are available for export packaging programs.
Airtight Vacuum Bag Green Coffee Bean

Airtight Vacuum Bag Green Coffee Bean

Airtight vacuum bag green coffee bean packaging from GrainGuard is supplied for exporters, specialty roasters, traders, and warehouse teams needing compact protection for valuable coffee lots. Manufactured in Qingdao, China from high-strength PE with gas and moisture barrier properties, the bag creates a sealed low-oxygen pack after vacuum processing.
Five catalogue sizes from 4 kg to 30 kg support micro-lots, specialty parcels, decaffeinated lots, premium origins, and commercial green coffee storage. GrainGuard provides factory-direct supply, wholesale ordering, OEM printing, private label service, and global delivery for buyers seeking reliable vacuum packaging from a professional hermetic packaging manufacturer.
Hermetic Coffee Sample Bag For Roasters

Hermetic Coffee Sample Bag For Roasters

Hermetic coffee sample bag for roasters from GrainGuard is supplied for specialty roasters, coffee labs, importers, and green coffee buyers needing clean sample storage before roast trials and purchase decisions. Manufactured in Qingdao, China from high-strength PE with a barrier layer, the resealable pouch helps protect aroma, color, moisture condition, and lot identity during cupping schedules. Four catalogue sizes from 250 g to 2,500 g support offer samples, roast-test quantities, reference samples, and retained lots. GrainGuard provides wholesale supply, OEM printing, mixed-size ordering, and factory-direct service for roasters building organized green coffee sample libraries.
Sample Bag for Green Coffee Bean

Sample Bag for Green Coffee Bean

GRAINGUARD is one of the famous China Sample Bag for Green Coffee Bean manufacturers and suppliers. Our factory specializes in manufacturing of Sample Bag for Green Coffee Bean. Welcome to buy Sample Bag for Green Coffee Bean from GRAINGUARD. Every request from customers is being replied within 24 hours.
Jute Liner for Green Coffee Bean Packaging

Jute Liner for Green Coffee Bean Packaging

GrainGuard supplies jute liner for green coffee bean packaging solutions as a factory-direct manufacturer and wholesale supplier for exporters, cooperatives, dry mills, traders, roasters, and packaging distributors. Developed for installation inside conventional jute coffee sacks, the liner adds a clean, closable inner layer while preserving the familiar outer package used for handling, stacking, identification, and international trade. This two-part packaging format combines the practical strength of a jute sack with the barrier function of a multilayer inner liner.
Green Coffee Bean Hermetic Jute Liner

Green Coffee Bean Hermetic Jute Liner

GrainGuard is a green coffee bean hermetic jute liner manufacturer and wholesale supplier for coffee exporters, cooperatives, dry mills, traders, importers, roasters, warehouse operators, and packaging distributors. The liner is placed inside a traditional jute sack before filling and, when correctly closed, provides a separate multilayer barrier around the beans while preserving the familiar outer sack format used throughout the coffee trade. It is designed for origin storage, export preparation, warehouse holding, and international transport, and helps reduce exposure to moisture exchange, oxygen, insects, dust, external odors, and handling contamination.
Airtight Jute Liner Coffee Bean Bag

Airtight Jute Liner Coffee Bean Bag

As a sealing-focused option within the GrainGuard coffee bean hermetic jute liner range, the airtight jute liner coffee bean bag is available in S, M, and L sizes and in Basic, Pro, and Premium grades. We also supports wholesale orders, OEM printing, private-label packaging, customized dimensions, carton configuration, and factory-direct export service from Qingdao, China.
Coffee Bean Packaging Jute Hermetic Liner

Coffee Bean Packaging Jute Hermetic Liner

GrainGuard is a professional coffee bean packaging jute hermetic liner manufacturer and wholesale supplier for green coffee exporters, cooperatives, dry mills, traders, roasters, and packaging distributors from China. Designed for packing green coffee inside traditional jute sacks, this liner adds a cleaner internal barrier while allowing businesses to retain the familiar outer package used for filling, stacking, palletizing, warehousing, and export.

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News

Explore the Latest Insights on Hermetic Packaging, Coffee Storage and Global Market Trends
2026-09-04
How to Prevent Mold in Cocoa Beans During Storage and Shipping?
Mold is one of the most significant quality risks in the cocoa trade. A shipment that develops visible mold or musty off-flavor may be discounted, rejected, subjected to additional testing, or become the subject of a commercial claim.
2026-09-04
How to Store and Ship Cocoa Beans A Hermetic Packaging Guide?
Cocoa quality is not finished when fermentation and drying end. Beans may still pass through collection points, warehouses, trucks, ports and shipping containers before reaching the buyer.
2026-09-04
EU Cocoa Import Requirements What Exporters Should Know About Quality, EUDR and Packaging
Europe is the world's largest importing region for cocoa beans and cocoa products. According to CBI, the EU accounted for 58 percent of global cocoa bean imports in 2024.
2026-07-23
Respecting the Pioneers of Hermetic Storage
Every industry is shaped by companies that take the early risks, explain unfamiliar ideas, and invest years in building trust around new ways of working.
2026-07-23
GrainGuard Expands Its International Presence with New Branches in Ethiopia and Colombia
GrainGuard is pleased to announce the opening of branch operations in Ethiopia and Colombia. The expansion marks another step in the company's international development...
2026-05-22
Connecting Global Farms and Markets: The International Vision of Syon Packaging
The aroma of coffee and cocoa is a universal language. Based in China, Syon Packaging Technology (Qingdao) Co., Ltd. possesses a vision that connects the globe.
2026-05-22
Innovation Hand in Hand with Environmental Protection: Syon Packaging's Green Co
In today's world, a company's success is measured not only by the quality of its products but also by its willingness to shoulder social responsibility towards the environment.
2026-05-22
Guardian of Nature's Gift: The Mission and Origin of Syon Packaging
Between the vast farmlands and the tables of global consumers lies a long and delicate journey.
2026-09-16
What Makes a Coffee Storage Hermetic Jute Inner Liner Essential for Green Coffee?
​Green coffee can lose commercial and sensory value when exposed to fluctuating humidity, oxygen, condensation, odors, insects, and unsuitable storage conditions. A Coffee Storage Hermetic Jute Inner Liner creates a protective barrier inside a traditional jute sack, helping reduce unwanted moisture and gas exchange while retaining the familiar handling advantages of jute packaging. This article explains how the packaging structure works, what problems it addresses, how to use it correctly, and what coffee exporters, importers, cooperatives, traders, warehouses, and roasters should consider when selecting a hermetic inner liner.
2026-09-10
How Does a Coffee Bean Packaging Jute Hermetic Liner Protect Freshness?
Coffee beans are highly sensitive to moisture, oxygen, humidity fluctuations, odors, and prolonged exposure to unsuitable storage conditions. Even when beans are carefully processed and graded, inadequate packaging can gradually reduce quality during transportation and warehousing. A Coffee Bean Packaging Jute Hermetic Liner provides a practical barrier inside traditional jute or woven bags, helping reduce moisture exchange and protect the coffee from external environmental conditions.
2026-09-04
How Does a Green Coffee Bean Hermetic Jute Liner Protect Coffee Quality?
Green coffee beans are highly sensitive to moisture, oxygen, temperature fluctuations, odors, and prolonged storage conditions.
2026-08-27
Why Is Hermetic Storage Important for Green Coffee Beans?
Discover why hermetic storage is essential for green coffee beans—protecting flavor, preventing moisture damage, and eliminating pests without chemicals.
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