Sifeng Environmental

Company Profile

Dingzhou Sifeng Environmental Technology Co., Ltd. is a high-tech enterprise specializing in a comprehensive and mature system for the collection, treatment, and resource utilization of livestock and poultry manure. We offer a range of Sifeng-branded equipment, including roller-screen solid-liquid separators, spiral extrusion solid-liquid separators, secondary extrudes, and twin-screw extrudes, along with a professional technical service team capable of providing complete manure treatment solutions for large, medium, and small-scale farms. We hold over 40 patents and has established long-term partnerships with thousands of farms.

**Factory Equipment Scale:**

- R&D Capabilities: we operate a Class A research laboratory with more than ten technical professionals dedicated to developing manure treatment equipment for farms.

- Certifications: ISO 9001 certified.

**Corporate Vision & Culture:**

Sifeng is committed to serving China's livestock industry, aiming to create value for customers and reduce pollution of groundwater and air caused by farm waste. Sifeng strives to improve breeding environments, enhance livestock comfort, and build a healthy, high-yield agricultural and pastoral ecological industry chain.

Development History

Founded in 2014, Dingzhou Sifeng Environmental Technology Co., Ltd. is a leading manufacturer specializing in the research, development, and production of farm manure treatment equipment. We currently employ 92 staff, including 21 with bachelor's degrees or higher. It occupies a workshop area of 1,800 square meters, with an additional facility under preparation capable of producing 1,000 manure treatment units annually.

2021

Dingzhou Sifeng Environmental Protection Technology Co., Ltd. was established in 2014. It is a professional manufacturer and researcher of equipment for treating farm manure. The company currently has 92 employees, including 21 with a bachelor's degree or above; The factory covers an area of 1800 square meters, and another factory with an annual production capacity of 1000 sets of manure treatment equipment is under preparation.

2022

2023

2024

2025

2021

2022

2023

2024

2025

Focus on Cow and Pig Waste Disposal

We only do cow and pig waste treatment equipment, focus on this field for more than ten years, because of the focus so professional

Advanced Manure Treatment Technology and Equipment

A number of core technologies are independent intellectual property rights, equipment processing capacity is strong, high efficiency, long service life

Strong Research and Development Strength

We have our own independent R&D center, with more than ten engineers with strong technical ability and rich experience on site to continuously improve the equipment

One to one Customized Service

To the field investigation, according to the situation of manure and field environment, customized the plan, including equipment parameter adjustment, appearance size change, to ensure that the needs of the ranch, while reducing the equipment operating costs to the minimum

Quality Control

At Sifeng Environmental Technology, we adhere to the highest standards of quality control to ensure our products meet the stringent requirements of our customers and industry regulations. Our company has obtained the ISO 9001 certification, which reflects our commitment to continuous improvement and customer satisfaction. Our quality control process includes:

Raw Material Inspection

All raw materials are carefully inspected upon arrival to ensure they meet our quality specifications.

In-Process Quality Checks

During production, our experienced technicians conduct rigorous inspections at various stages to identify and rectify any issues promptly.

Final Product Testing

Before delivery, each product undergoes comprehensive testing to verify its performance, durability, and safety. This includes functional tests, load simulations, and durability assessments.

Customer Feedback Integration

We actively seek feedback from our customers to identify areas for improvement and implement necessary adjustments to enhance product quality.

Our quality control team is dedicated to ensuring that every product we deliver is reliable, efficient, and built to last, providing our customers with confidence and peace of mind.

Certificate

Invention-Compound Auger Sewage Pump

Invention - Screw extrusion solid-liquid separator and solid-liquid separation method

Invention-Twin Screw Solid-Liquid Separator

Invention - Roller of solid-liquid separator and solid-liquid separator

Quality Certification System 2026

Pig farm

The manure treatment project of large-scale building-type pig farms is rationally planned according to the terrain of the farm. After the manure and sewage are collected in a sewage collection pool, they are lifted to the solid-liquid separator through a manure pump for solid-liquid separation.

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Dairy farm manure treatment and resource utilization project

The Manure Treatment and Resource Utilization Project for 10,000-head Dairy Farms is a project that arranges equipment based on the existing manure treatment workshop of the ranch to solve the problems of large manure treatment volume and low winter temperature.

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Cow manure solid-liquid separation project

The project of solid-liquid separation of manure in a dairy farm with thousands of cows. The farm uses the method of stacking fermentation to ferment the dry matter after solid-liquid separation. According to the needs of the ranch, we provide a complete set of solutions from cleaning and collecting manure in the cowshed to the transportation of dry matter after solid-liquid separation.

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Successful Manure Treatment Solution for a Large Dairy Farm

The farm adopts a stacking fermentation method to ferment the dry matter after solid-liquid separation. According to the needs of the farm, we provide a complete set of solutions from cleaning and collecting cow manure to transporting dry matter after solid-liquid separation.

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