Wenzhou High Sea Machinery Co.,Ltd

What Wenzhou High Sea Machinery Co.,Ltd does

Wenzhou High Sea Machinery Co., Ltd. (HIGHSEA Machinery / 温州海升机械有限公司) is a privately held Chinese industrial equipment manufacturer founded in 1996 and headquartered in Wanquan Town, Pingyang County, Wenzhou, Zhejiang Province. The company specializes in the design and production of plastic bag-making machines that process HDPE, LDPE, recycled films, and biodegradable/compostable films (including PLA and PBAT). Its equipment portfolio spans eight product families: vest/T-shirt bag machines, roll bag machines (with and without cores), garbage bag machines (with V-fold and C-fold configurations), drawstring garbage bag machines, folding plastic bag machines, soft-loop handbag machines, cold-cut flat pocket machines, and side sealing machines. Core technical components include Yaskawa (安川) servo motion control systems (up to 13 servo motors on the HSCS-1000), SICK photoelectric sensors, Schneider and Omron controls, AIRTAC pneumatics, and proprietary EPC (纠偏) edge guidance systems and automatic film-breaking/core-changing mechanisms.

The company operates 5 large workshops in Rui'an and sells primarily through direct sales — a bilingual (Chinese/English) website, a sales hotline (0577-63773388), mobile contacts, and on-site technician installation services. Its target customer segment is plastic bag manufacturers globally, with disclosed end-markets including domestic China and export markets in the Middle East (notably Egypt), Southeast Asia, Europe, and the Americas. Pricing is not publicly disclosed; transactions are initiated through online inquiry forms, email, and phone. The company holds CE certification for its machines and has been inspected and verified by Bureau Veritas (必维国际检验集团). There is no public revenue, funding, or headcount disclosure beyond operating status.

Name

Wenzhou High Sea Machinery Co.,Ltd

Legal name

温州海升机械有限公司

Website

https://wzhsjx.com

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

1–10 employees

Short description

Wenzhou High Sea Machinery is a Chinese industrial equipment manufacturer, founded in 1996, that designs and sells plastic bag-making machines for HDPE, LDPE, recycled, and biodegradable films, selling directly to bag producers in China, the Middle East, Europe, and other export markets.

Ownership category

akta.pro rank

Product category

Industrial Bag-Making Machinery

NAICS

Packaging Machinery Manufacturing (333993)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550)

akta.pro primary industry

Bagging, Pouching & Sachet Packaging Equipment (IMAHAOAH)

akta.pro secondary industry

Bagging, Pouching & Sachet Packaging Machines (IMALAOAJ)

Keywords

• Plastic bag making machines
• Industrial bag-making machinery
• Biodegradable film equipment
• Vest bag machines
• Garbage bag machines

Headquarters

HQ city

Pingyang County, Wenzhou

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Plastic Bag-Making Machine Sales: HIGHSEA Machinery generates revenue through the manufacture and sale of plastic bag-making machines. The company sells a range of equipment including vest bag machines, garbage bag machines, roll bag machines, drawstring bag machines, folding bag machines, handbag machines, cold-cut flat pocket machines, and side-sealing machines. Machines are sold with direct sales support including on-site installation and technician dispatch services.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Wenzhou High Sea Machinery Co.,Ltd (HIGHSEA Machinery) manufactures and sells industrial plastic bag-making machines that process HDPE, LDPE, recycled films, and biodegradable/compostable films. The company operates 5 large workshops producing eight equipment categories: vest bag machines, garbage bag machines, roll bag machines, drawstring bag machines, folding bag machines, handbag machines, cold-cut flat pocket machines, and side-sealing machines, sold with on-site installation, technician training, and CE-certified quality assurance.

Product overview

Wenzhou High Sea Machinery Co.,Ltd (HIGHSEA Machinery) is an industrial plastic bag making machine manufacturer established in 1996, specializing in the design and production of bag-making equipment. The company operates 5 large workshops in Rui'an City producing machines for sealing and cutting HDPE, LDPE, recycled films, and biodegradable/compostable films. The product portfolio consists of eight core machine categories: (1) Vest Bag Making Machines (背心袋制袋机) including HSCG-450X2, HSCG-300X4, HSCG-900, HSGN-450X2, HSCB-450X2, and HSCB-1100 for T-shirt/vest style bags; (2) Roll Bag Making Machines (连卷袋制袋机) including HSYX-450X2, HSLB-450X2, HSLB-450X2CB for continuous roll bag production; (3) Garbage Bag Making Machines (垃圾袋制袋机) including HSVZ-450X2, HSWX-300X2, HSVZ-700, HSWX-700C, HSWZ-700, and HSWX-700 for waste bags; (4) Drawstring Garbage Bag Making Machines (穿绳垃圾袋制袋机) including HSCS-1000; (5) Folding Plastic Bag Making Machines (折叠塑料袋制袋机) including HSLQ-1100F3; (6) Handbag Bag Machines (手提袋制袋机) including HSLH-600B and HSLH-800S; (7) Cold-cut Flat Pocket Bag Machines (冷切平口袋制袋机) including HSDF-800, HSDF-1000, and HSDF-1200; and (8) Side Sealing Bag Making Machines (边封袋制袋机) including HSBF-800. The machines are equipped with branded components from Yaskawa, Teda, Malali Electric, Mato, SICK, Schneider, AIRTAC, and Omron. The company offers a downloadable product catalog (海升目录) as a reference resource.

Differentiator

Problem solved

Functional benefit

Products and services

• HSWX-300X2 Two Lines Star Sealing Garbage Bag-on-roll Making Machine Without Core

Quantifiable outcome

• Machines support production speeds ranging from 30-300 bags per minute per line depending on model
• +2 more outcomes

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Newlong Industrial Co., Ltd. Newlong is a long-established Japanese maker of bag-making and sealing equipment, including bottom-seal, side-seal, and specialty bag machines. It is directly comparable to HIGHSEA in terms of product format (heat-seal/cold-cut plastic bags) and long operating history (founded 1951).
• Karlville Development Group: Karlville is a global manufacturer of bag-making and converting machinery (pouch, bottom-seal, stand-up, shrink-sleeve). It is directly comparable to HIGHSEA as a supplier of automated plastic bag-making equipment to converters worldwide, with overlapping product categories and a similar OEM/direct-sales GTM.
• Polystar Machinery Co., Ltd. Polystar is a Taiwan-based manufacturer of plastic processing and bag-making equipment, including blown film and converting lines. It is comparable to HIGHSEA as a regional Asian OEM supplying film-to-bag machinery to converters, including in biodegradable/recycled film applications.
• Totani Corporation: Totani is a Japanese manufacturer specializing in plastic bag-making machines (T-shirt, garbage, drawstring, bottom-seal). It competes head-to-head with HIGHSEA in the same bag-format categories and serves similar plastic converter customers globally.
• Mamta Extrusion (Mamata Machinery): Mamta Extrusion manufactures plastic bag-making, pouch-making, and converting machinery. It overlaps directly with HIGHSEA in vest, garbage, and specialty bag machines and serves a similar export-driven customer base of plastic converters.

Regional players

• Jiangsu Victor Machinery: Jiangsu Victor is a Chinese manufacturer of plastic bag-making and converting equipment. It is comparable to HIGHSEA in product scope (vest, garbage, side-seal bag machines) and serves overlapping export markets with similar servo-driven, multi-line configurations.
• Ruian Zhengye Machinery: Zhengye is a Rui'an-based peer producing plastic bag and film machinery. It competes with HIGHSEA in the same Chinese cluster and overlaps significantly in product categories targeting both domestic and export bag converters.
• Wenzhou Wanfeng Machinery: Wanfeng is another Wenzhou-based manufacturer of plastic packaging and bag-making equipment. It is comparable to HIGHSEA as a cluster peer with overlapping machinery lines and export orientation toward Middle Eastern and African bag converters.
• Ruian Ruifeng Machinery: Ruian Ruifeng is a Wenzhou/Rui'an-area Chinese manufacturer of plastic bag-making machines. It is comparable to HIGHSEA as a same-cluster domestic competitor with overlapping product lines (vest, garbage, drawstring bag machines) and similar export-oriented GTM.

Others

• Yaskawa Electric Corporation: Yaskawa supplies the servo motors and motion control systems integrated into HIGHSEA machines (e.g., 13-servo HSCS-1000). It is a key upstream technology enabler rather than a competitor, but its roadmap shapes the cost and capability ceiling of bag-making equipment in this category.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/wenzhou-high-sea-machinery-co-ltd

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wenzhou High Sea Machinery Co.,Ltd