June 25, 2026
Polypropylene woven bags are a common type of plastic packaging. Their production process is straightforward:
Sitong Packaging Group is a 28-year PP woven bags and FIBC/ton bag manufacturer supplying 5–200kg woven bags and 500–3000kg jumbo bags to agriculture, food, construction, chemical and mining markets worldwide.
From lightweight 5kg sacks to 3-tonne FIBCs, plus the fabric, webbing and thread that build them.
Valve, open-mouth, gusseted and laminated sacks for 5–200kg loads.
View PP woven bags →
U-panel, circular & 4-panel bulk bags for 500–3000kg.
View FIBC / Jumbo Bags →
Flat & tubular woven fabric rolls for converters and bag makers.
View PP fabric →
High-strength woven webbing and tape for lifting and strapping.
View webbing & tape →
Sewing thread for woven bags, FIBCs and industrial textiles.
View thread →
Private-label production, custom print and bespoke engineering.
View OEM / custom →
Explore bags engineered for the exact demands of your industry — from moisture-proof grain sacks to anti-static chemical FIBCs.
Grain · seed · potato
Sand · cement · aggregate
Flour · sugar · salt
Animal feed · pet · fertilizer
Powders · resins · anti-static
Ore · mineral powder · aggregate
Reusable · branded · handles
See full catalogue →
Vertically integrated production from tape extrusion to finished bags, with stable capacity and consistent quality.
BRC-certified food-grade line, in-house testing lab, FIBC safety factor 5:1/6:1 and Type A–D options.
Width, GSM, denier, color, liner, coating, UV and multi-color gravure/offset print built to your spec.
Private-label and bespoke engineering with confidential NDA support for distributors and brands.
Exported across 6 continents under FOB, CIF, CFR and EXW terms, with 20–40 day typical lead time.
English, Spanish, French, Arabic and Chinese support with fast quotation and sample turnaround.
From South American farms to African mines and Asian factories — Sitong bags move commodities worldwide.
South America
Venezuela · Colombia · Ecuador · Peru · Brazil · Bolivia · Chile
North America
Guatemala · Mexico · Central America
Africa
West Africa · East Africa · North Africa · South Africa · Central Africa
Asia
SE Asia · Middle East · Central Asia
Europe
Eastern & Western Europe
Oceania
Australia · New Zealand · Pacific
Polypropylene woven bags are a common type of plastic packaging. Their production process is straightforward:
Brief introduction Haicheng Sitong Group was established in the nineties of the twentieth century, initially
We manufacture PP woven bags (5–200kg), FIBC/ton bags (500–3000kg), PP woven fabric, PP webbing, PP thread— all from 100% virgin polypropylene.
MOQ depends on bag type and customization. Standard PP woven bags typically start from a few thousand pieces; FIBC orders are discussed per specification. Contact us with your requirement for an exact MOQ.
Yes. We offer custom widths (26–145cm for woven bags, 100–240cm for FIBC), GSM, colors, multi-color gravure/offset printing, liners, coatings and UV treatment.
Our food-grade PP woven bags are produced under BRC-certified conditions with optional liners and hygienic, moisture-proof construction.
Typical delivery is 20–40 days after confirmation. We ship worldwide under FOB, CIF, CFR and EXW terms.
Yes, we can supply standard samples and custom prototypes so you can verify material, print and construction before bulk production.
We will contact you within 1 working day, please pay attention to the email with the suffix “@hcstgroup.com“.
Nous vous contacterons sous 1 jour ouvrable. Veuillez surveiller les e-mails avec le suffixe “@hcstgroup.com”.
Nos pondremos en contacto con usted en un plazo de 1 día hábil, tenga en cuenta los correos electrónicos con el sufijo “@hcstgroup.com”.
سنتواصل معك في غضون يوم عمل واحد، يرجى الانتباه إلى البريد الإلكتروني الذي ينتهي بالتلاحقة “@hcstgroup.com”.
我们将在1个工作日内与您联系，请注意带有后缀“@hcstgroup.com”的电子邮件。