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Next-Gen Veterinary Dosing Technology

Feeding Syringe For Animal Needle Infusion

Empowering global livestock productivity and veterinary care through precision-engineered continuous syringes, drenchers, and feeding systems since 1985.

Industrial Landscape of Animal Dosing & Infusion Systems

In modern intensive livestock farming and professional veterinary clinics, the efficiency and precision of drug administration are directly linked to biosecurity, animal welfare, and economic profitability. The global market for veterinary drug delivery devices, particularly feeding syringes for animal needle infusion, has entered an era of rapid technological transition. Historically, basic manual syringes were sufficient for small-scale farming operations. However, today's industrial livestock production—characterized by high-density poultry operations, large-scale dairy herds, and intensive swine farms—demands advanced, semi-automatic, and continuous delivery systems that minimize stress on animals while protecting operators from fatigue and accidental needle stick injuries.

Key Market Drivers in the Veterinary Dosing Sector

Several macroeconomic and industrial factors are shaping the development of feeding syringes and veterinary injection systems:

  • Global Biosecurity Concerns: With the rise of highly transmissible animal diseases such as African Swine Fever (ASF) and Avian Influenza, mass vaccination programs have become mandatory. High-throughput continuous syringes allow veterinarians and farm workers to vaccinate thousands of animals rapidly with exact dosages.
  • Antibiotic Stewardship & Regulation: Regulatory bodies worldwide are cracking down on the prophylactic use of antibiotics in livestock feed. This shifts the focus toward targeted parenteral injections or precise oral drenching, ensuring that only sick or vulnerable animals receive treatment, which requires highly accurate dosing mechanisms.
  • Material Science Innovation: Traditional glass syringes are fragile, while standard plastics degrade under the chemical stress of modern veterinary pharmaceuticals. The industry has increasingly adopted TPX (polymethylpentene) plastic steel, which combines the durability of steel with the lightweight benefits of polymers. It is highly resistant to impact, chemical corrosion, and high-temperature sterilization.
  • Ergonomics & Labor Efficiency: Modern farms face labor shortages. Syringes with ergonomic trigger designs, automatic self-refilling mechanisms, and lightweight materials reduce physical strain, enabling a single operator to manage larger herds efficiently.

In-Depth Application Scenarios for Animal Needle Infusion & Feeding

Veterinary syringe and feeding systems are engineered for diverse applications, each requiring specific design features to handle different fluid viscosities, dose volumes, and animal species.

1. High-Precision Parenteral Needle Infusion

Parenteral administration (intramuscular, subcutaneous, or intravenous injection) requires strict dosage control. For instance, administering iron supplements to neonatal piglets or vaccines to poultry requires microscopic precision. A deviation of just 0.1ml can lead to under-dosing (ineffective immunity) or over-dosing (toxicity and increased cost). Continuous syringes, such as the WJ128-2 Continuous Syringe AF Type and the WJ113-2 Continuous Syringe CF Type, utilize specialized check-valve systems and spring-loaded plungers to ensure that every pull of the trigger delivers the exact calibrated dose, drawing directly from an attached bottle or tube line.

2. Oral Drenching & Enteral Feeding

Oral administration is critical for neonates, small ruminants, and sick animals requiring nutritional support or deworming medication. Neonatal lambs, for example, rely heavily on colostrum feeding within the first few hours of life to gain passive immunity. The WJ727-B Lamb Feeding Bottle is specifically designed to replicate natural nursing mechanics, preventing aspiration pneumonia—a common fatal condition where liquid enters the animal's lungs instead of the stomach. For larger ruminants, heavy-duty drenchers are utilized to administer oral rehydration salts and anthelmintics directly into the esophagus safely.

3. Semi-Automatic and Adjustable Dosing in Field Conditions

Veterinarians working in rural areas face rugged field conditions. They need robust, versatile tools like the WJ126 Semi-Automatic Syringe or the WJ202 Unadjustable Plastic Steel Syringe TPX. These devices are drop-proof, easy to disassemble for field cleaning, and compatible with various needle gauges. The integration of TPX plastic-steel barrels ensures that the syringes do not crack under extreme hot or cold environmental temperatures.

Vision

To shape the future of animal health and livestock productivity, Shaoxing WANJIA aspires to lead the global livestock and animal healthcare industry. Through cutting-edge technology and high-quality equipment, we envision a world where sustainable livestock practices drive a healthier and more productive future.

Mission

To be a reliable supplier to our clients, supply high quality products that help improve animal health and well-being with sustainable practices.

About Us

Shaoxing WANJIA has been a leading manufacturer in the veterinary equipment industry since 1985. Over the decades, we have transformed from humble beginnings into a globally renowned company, setting industry standards in research and production.

Our fully automated production facilities, combined with exceptional manufacturing capabilities and stringent quality control, ensure that every product meets the highest international standards. With over 60 patent certifications and exports to more than 60 countries and regions, Shaoxing WANJIA delivers innovative solutions that drive the livestock industry forward.

As a trusted supplier in global trade, Shaoxing WANJIA’s story is one of relentless pursuit of excellence, empowering the livestock industry and shaping the future of veterinary equipment worldwide.

Why Choose Shaoxing WANJIA?

Delivering unmatched performance, reliability, and innovation to global veterinary markets.

01
Manufacturing Expertise
Our precision-engineered equipment, crafted with the latest technology and strict quality controls, guarantees exceptional performance and reliability.
02
Faster Delivery Times
We deliver products 30% faster than the industry average, ensuring timely solutions for your business needs.
03
Customer Support
Our professional and responsive team ensures a seamless experience, from product selection to after-sales service.
04
Innovation & R&D
Backed by a strong R&D team, we continuously launch new, high-quality products that adapt to the evolving needs of the livestock industry.

OUR CERTIFICATE

With high quality products and excellent service, the company has won many awards and awards in the industry. These honors prove the strength and influence of the company, and show the outstanding performance of the company in innovation and development, social responsibility, etc., which has won high recognition from peers and customers.

Full certification ensures our products are suitable and reliable.

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EXHIBITION HISTORY

Our global footprints across major animal husbandry events worldwide.

2010-2015

2015 Exhibition
On May 18–20, 2013, Shaoxing Wanjia Appliance Co., Ltd. participated in the 11th China Animal Husbandry Expo held in Wuhan, China, exhibiting at Booth AM19. This participation represents an early stage in the company’s continuous involvement in industry exhibitions, reflecting its long-term commitment to veterinary equipment manufacturing, steady growth, and accumulated expertise within the livestock healthcare sector.
Sector 1 Exhibition
On September 23–25, 2014, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV China 2014 (China International Intensive Livestock Exhibition) held in Beijing, exhibiting at Booth W3.W115. This appearance reflects the company’s continued engagement with international-standard livestock exhibitions, highlighting its steady development, technical focus, and growing presence within the veterinary equipment manufacturing sector.
Shaoxing Wanjia Appliance Exhibition
From May 18 to 20, 2015, Shaoxing Wanjia Appliance Co., Ltd. exhibited at the 13th China Animal Husbandry Expo in Chongqing, occupying Booths 1A18 and 1A19. Compared with earlier exhibitions, this participation marked an expanded on-site presence, demonstrating the company’s growing operational scale, strengthened industry recognition, and sustained advancement within the veterinary equipment manufacturing field.

2016-2020

Appliance Exhibition
On May 18–20, 2016, Shaoxing Wanjia Appliance Co., Ltd. attended the 14th China Animal Husbandry Expo held in Shenyang, exhibiting at Booth WJ21–22. This exhibition in Northeast China reflected the company’s continued efforts to strengthen regional market presence, while reinforcing its long-term focus on practical manufacturing capabilities and sustained participation in the national livestock industry.
September Exhibition
From September 6 to 8, 2016, Shaoxing Wanjia Appliance Co., Ltd. took part in VIV China 2016 (China International Intensive Livestock Exhibition) held in Beijing, exhibiting at Booth WJ134. Participation in this internationally oriented exhibition highlighted the company’s increasing engagement with global industry standards and professional exchange, reflecting its steady transition from domestic exposure toward broader international industry interaction.
Eurotier Exhibition
In November 2016, Shaoxing Wanjia Appliance Co., Ltd. participated in EuroTier held in Hannover. By entering one of Europe’s most influential livestock exhibitions, the company further broadened its international exposure, gaining direct insight into advanced farming practices and global market requirements, while reinforcing its long-term commitment to professional veterinary equipment manufacturing.
Expansion Exhibition
From March 15 to 17, 2017, Shaoxing Wanjia Appliance Co., Ltd. exhibited at VIV ASIA 2017 in Bangkok, at Booth 2071. This participation marked a further step in the company’s expansion within the Asia-Pacific market, enabling closer engagement with regional distributors and reinforcing its practical manufacturing strengths through direct international industry interaction.
Shaoxing Exhibition
From May 18 to 20, 2017, Shaoxing Wanjia Appliance Co., Ltd. took part in the 15th China Animal Husbandry Expo held in Qingdao, exhibiting at Booths EN68–EN69. This continued participation in a major national exhibition underscored the company’s stable role within China’s livestock equipment supply chain, reflecting consistent technical refinement and long-term industry engagement alongside its overseas activities.
Shaoxing1 Exhibition
In 2018, Shaoxing Wanjia Appliance Co., Ltd. again participated in EuroTier held in Hannover. Continued presence at this leading European livestock exhibition reflected the company’s sustained commitment to international industry engagement, as well as its growing confidence in aligning manufacturing capabilities with global market expectations and professional standards.
Husbandry Exhibition
From May 18 to 20, 2018, Shaoxing Wanjia Appliance Co., Ltd. participated in the 16th China Animal Husbandry Expo held in Chongqing, exhibiting at Booths 2D27 and 2D28. The company’s ongoing involvement in this national exhibition series highlighted its stable operating rhythm, consistent product development, and continued integration within China’s livestock equipment industry.
Requirements Exhibition
From September 17 to 19, 2018, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV China 2018 held in Nanjing, exhibiting at Booth 5H011. Engagement at this industry-focused international platform supported closer technical and commercial exchanges, reinforcing the company’s methodical approach to product refinement and its steady alignment with evolving livestock production requirements.
Markets Exhibition
From October 17 to 19, 2018, Shaoxing Wanjia Appliance Co., Ltd. exhibited at VIETSTOCK 2018 Expo & Forum in Ho Chi Minh City, at Booth P33. Participation in this Southeast Asian industry forum supported the company’s regional outreach strategy, facilitating practical dialogue with local partners and reinforcing its steady expansion across emerging livestock markets.
Development Exhibition
From March 13 to 15, 2019, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV ASIA 2019 held in Bangkok, exhibiting at Booth 162. Returning to this key Asia-Pacific exhibition demonstrated the company’s long-term focus on the regional livestock sector, supporting continuity in distributor engagement and reinforcing its practical, manufacturing-driven approach to overseas market development.
Development1 Exhibition
From May 18 to 20, 2019, Shaoxing Wanjia Appliance Co., Ltd. attended the 17th China Animal Husbandry Expo held in Wuhan, exhibiting at Booth B2-BG23. Continued participation in this national flagship exhibition reflected the company’s established position within China’s livestock equipment sector, demonstrating stable operations, accumulated manufacturing experience, and long-term alignment with domestic industry development.
Needs ExhibitionWanzheng Exhibition
From September 19 to 21, 2019, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV Qingdao 2019 held in Qingdao West Coast, exhibiting at Booth S3E019. Engagement at this specialized Asia-focused exhibition supported targeted technical exchange and regional collaboration, underscoring the company’s disciplined approach to market development and its continued alignment with intensive livestock production needs.

2021-2025

Manufacturing Exhibition
From May 18 to 20, 2021, Shaoxing Wanjia Appliance Co., Ltd. participated in the 19th China Animal Husbandry Expo held in Nanchang, exhibiting at Booth 7A67. This appearance marked the company’s continued commitment to national industry engagement, demonstrating operational resilience and a steady return to structured exhibition activities while maintaining focus on veterinary equipment manufacturing.
Environments Exhibition
In October 2021, Shaoxing Wanjia Appliance Co., Ltd. participated in IRANPLEX 2021, held in Tehran. As one of Iran’s larger international exhibitions for poultry, livestock, and related industries, the event brought together global professional companies. Participation reflected the company’s proactive engagement with emerging regional markets and its continued efforts to understand diverse production environments and industry needs.
Chain Exhibition
From March 8 to 10, 2023, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV ASIA 2023 held in Bangkok, exhibiting at Booth 47100. Returning to this leading Asia-Pacific livestock exhibition underscored the company’s continuity in international engagement, supporting stable cooperation with long-term partners and reinforcing its manufacturing-focused role within the regional veterinary equipment supply chain.
Sector 2 Exhibition
From May 18 to 20, 2023, Shaoxing Wanjia Appliance Co., Ltd. participated in the 20th China Animal Husbandry Expo held in Chengdu, exhibiting at Booth 0176. Taking part in this milestone edition of the national expo reflected the company’s continued alignment with China’s livestock industry development, highlighting accumulated manufacturing experience and a stable, long-term presence within the domestic veterinary equipment sector.
Manufacturing1 Exhibition
From October 7 to 8, 2024, Shaoxing Wanjia Appliance Co., Ltd. participated in AGRAme 2024, a leading livestock and agricultural exhibition held in Dubai, UAE, exhibiting its veterinary equipment solutions to the Middle East and international markets.
Participation in this well-established regional exhibition reflected the company’s continued expansion into global markets and its long-term commitment to the livestock and veterinary industry, demonstrating operational maturity, stable manufacturing capacity, and accumulated expertise in veterinary equipment manufacturing.
Landscape Exhibition
From November 12 to 15, 2024, Shaoxing Wanjia Appliance Co., Ltd. participated in EuroTier 2024 held in Hannover, exhibiting at Booth 11-E53E. Repeated participation at this leading global livestock exhibition reflected the company’s sustained engagement with international industry platforms, supporting long-term technical dialogue and reinforcing its established position within the global veterinary equipment manufacturing landscape.
Path Exhibition
International Production & Processing Expo (IPPE) 2025
2025.1.28-1.30
From January 28 to 30, 2025, Shaoxing Wanjia Appliance Co., Ltd. participated in the International Production & Processing Expo (IPPE) 2025 held in Atlanta. Participation in this major North American production and processing exhibition reflected the company’s continued expansion into global industry platforms, supporting direct engagement with integrated livestock and poultry supply chains and reinforcing its manufacturing-driven international development path.
In March 2025, Shaoxing Wanjia Appliance Co., Ltd. participated in VIV ASIA 2025 held in Bangkok, exhibiting at Booth 3-47100. Continued presence at this flagship Asia-Pacific livestock exhibition reflected the company’s long-term commitment to the regional market, supporting stable cooperation with partners and reinforcing its consistent role as a manufacturing-oriented veterinary equipment supplier.

PRODUCTS CATEGORY

Explore our comprehensive range of professional veterinary instruments.

Automatic Injectors

Automatic Injectors

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Drencher

Drencher

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Plastic Steel Syringe

Plastic Steel Syringe

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Ear Tag

Ear Tag

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Feeding and others

Feeding and others

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Leadership in the Veterinary Instrument Manufacturing Industry

"Since 1985, WANJIA has been a leader in the global veterinary instrument industry. With advanced production facilities and stringent quality control, we ensure that every product meets the highest international standards. WANJIA consistently meets customer demands for high-performance products through innovation and excellence, driving the development of the livestock industry and shaping the future of veterinary equipment worldwide."

Product Process

R&D
R&D
Plastic
Plastic Preparation
Molding
Molding
Injection Molding
Injection Molding
Packaging
Packaging
Quality Inspection
Quality Inspection
Production Detail 2
Production Detail 2
Production Detail 1
Production Detail 1
Precision Machining
Precision Machining

Future Trends in Veterinary Injection & Dosing Technologies

As the agricultural industry embraces digital transformation (often referred to as Smart Farming or Agriculture 4.0), veterinary drug delivery systems are evolving from simple mechanical tools into intelligent, data-integrated devices.

1. Integration with RFID and Farm Management Software

Modern livestock farms track individual animals using RFID ear tags. The next generation of continuous feeding and injection syringes will feature Bluetooth or RFID synchronization. When a veterinarian administers a vaccine using a continuous syringe, the device automatically logs the exact dosage, timestamp, and animal ID into the central management database. This ensures complete traceability of meat and dairy products, simplifying compliance with food safety regulations.

2. Development of Needle-Free Injection Systems (NFIS)

While traditional needle infusion remains the standard, needle-free technology is gaining traction. NFIS uses high-pressure gas or springs to propel liquid drugs directly through the skin barrier without a metal needle. This eliminates the risk of broken needles in the meat, avoids cross-contamination of blood-borne pathogens between animals, and significantly reduces animal pain and stress. Manufacturers are currently working on optimizing these systems for varying skin thicknesses across swine, cattle, and sheep.

3. Advanced Polymeric Materials and Chemical Resistance

The formulation of vaccines and medications is becoming more complex, often involving oil-based adjuvants or highly concentrated suspensions. These chemical compositions can cause swelling or degradation in standard rubber plungers and plastic barrels. R&D teams are focusing on advanced fluorinated polymers and medical-grade silicone seals to guarantee that feeding syringes remain airtight and smooth-operating even after hundreds of autoclave sterilization cycles.