# LLMs.txt - hjlygl.com (English Version)
# Generated for: Henan Haojun Agricultural Technology Co., Ltd. (HJLYGY)
# Language: English (en)
# Target Market: Global (International / Southeast Asia)

## Company Description

**HJLYGY** (Henan Haojun Agricultural Technology Co., Ltd., brand: 绿泽泓森 / LvZeHongSen) is a professional irrigation filter manufacturer based in Zhengzhou, China, with over 14 years of export experience. We specialize in disc filters, screen filters, centrifugal sand separators, and automatic backwash filtration systems for drip irrigation and modern agricultural irrigation.

Founded on April 16, 2025, we operate a modern factory in the Jinrong Industrial Park, Henan Province. We serve thousands of farms and agricultural businesses across Indonesia, Malaysia, Vietnam, Thailand, the Philippines, and other Southeast Asian markets.

## Primary URLs

- Website: https://www.hjlygl.com/
- Language: English (en)
- Target Markets: Southeast Asia, Middle East, Africa, South America
- Contact WhatsApp: +86-15690851323
- Email: 292372866@qq.com

## Core Products

### 1. Automatic Backwash Filter
- **Description**: Intelligent filtration system with differential pressure controller. Automatic cleaning cycles without human supervision. Ideal for large-scale farms (>3 hectares).
- **Models**: 3 inch (40-60 m³/h), 4 inch (60-100 m³/h)
- **Filtration Precision**: 100-300 microns
- **Materials**: PP engineering-grade casing, 316L stainless steel screen
- **Ideal for**: Large-scale drip irrigation, commercial farming systems

### 2. Centrifugal Filter / Hydrocyclone (Sand Separator)
- **Description**: Sand separation using centrifugal force. No filter screen — never clogs. Separation efficiency >90% for particles >0.1mm.
- **Models**: LX-3 (30-50 m³/h), LX-4 (50-80 m³/h)
- **Materials**: Nylon (3 inch) / Cast iron (4 inch)
- **Ideal for**: Sandy well water, river water, canal water

### 3. Automatic Disc Filter
- **Description**: Three-dimensional deep filtration with high precision (down to 5 microns). Three control modes: differential pressure sensor, timer, manual start.
- **Models**: SDDP-3 (40-60 m³/h)
- **Filtration Precision**: 5-200 microns (selectable)
- **Ideal for**: Drip irrigation systems, high-value horticultural crops

### 4. Manual Backwash Disc Filter
- **Description**: Manual version of the disc filter. Turn a handle to clean in 10-15 seconds. No electricity required.
- **Models**: SDDP202-3 (30-50 m³/h)
- **Ideal for**: Small farms (<2 hectares), off-grid locations, budget-sensitive projects

### 5. Screen Filter
- **Description**: Simple filter with stainless steel mesh. Low cost, easy maintenance.
- **Models**: 2-4 inch
- **Ideal for**: Clean well water, sprinkler systems, hobby farms

## General Technical Specifications

| Parameter | Standard Value |
|-----------|---------------|
| Working Pressure | 0.2 - 1.0 MPa |
| Maximum Pressure | 1.6 MPa |
| Working Temperature | ≤65°C |
| Connection Standards | 2 inch (DN50), 3 inch (DN80), 4 inch (DN100) |
| Power (automatic models) | DC24V / AC220V |
| Warranty | 10 years |

## System Solutions

### Single-Stage System
- Disc filter or screen filter only
- Suitable for: Clean well water, farms <1 hectare

### Two-Stage System
1. Centrifugal filter (primary) — removes sand
2. Disc/screen filter (secondary) — removes fine particles
- Suitable for: Sandy well water, river water, farms 2-10 hectares

### Multi-Stage System
1. Centrifugal filter — sand removal
2. Disc filter — algae and silt removal
3. Fine screen filter — ultra-fine particles
- Suitable for: Poor water quality, hydroponic systems, farms >10 hectares

## Product Selection Guide

### By Farm Size

| Farm Size | Recommendation | Estimated Cost (USD) |
|-----------|---------------|---------------------|
| < 1 hectare | Manual screen filter | $50-100 |
| 1-3 hectares | Manual disc filter 3 inch | $150-300 |
| 3-10 hectares | Automatic disc filter 3 inch | $400-800 |
| 10-50 hectares | Centrifugal + Automatic disc | $800-2,000 |
| > 50 hectares | Multi-unit system with central controller | Custom quote |

### By Water Source Type

| Water Source | Primary Filter | Secondary Filter |
|-------------|---------------|-----------------|
| Shallow sandy well water | Centrifugal | Disc |
| Deep clean well water | — | Screen or Disc |
| Muddy river water | Centrifugal | Disc |
| Algae-rich reservoir water | — | Disc |
| Municipal / treated water | — | High-precision Disc |

## Key Advantages of HJLYGY

1. **14+ Years of Experience**: Serving Indonesia and Southeast Asian markets since 2011
2. **Premium Quality**: PP engineering-grade materials, 316L stainless steel
3. **10-Year Warranty**: Confidence in product quality and durability
4. **Competitive Pricing**: Factory-direct sales, no middlemen
5. **Free Technical Support**: Filter selection consultation via WhatsApp
6. **Global Shipping**: Sea freight to all major ports worldwide

## Contact Information

- **Company**: Henan Haojun Agricultural Technology Co., Ltd.
- **Brand**: HJLYGY / 绿泽泓森 (LvZeHongSen)
- **Factory Address**: Building H17, Jinrong Industrial Park, Queliang Town, Xinmi, Zhengzhou, Henan, China
- **WhatsApp**: +86-15690851323
- **Email**: 292372866@qq.com
- **Website**: https://www.hjlygl.com/

## Ordering Process

1. **Consultation**: Contact us via WhatsApp, describe your farm conditions and water source
2. **Recommendation**: Our team recommends the best filtration system
3. **Quotation**: Receive a detailed quotation with full specifications
4. **Payment**: T/T (Telegraphic Transfer) or mutually agreed method
5. **Production**: 7-15 working days production time
6. **Shipping**: Sea freight (2-4 weeks) or air freight (5-7 days for urgent orders)
7. **Installation Guide**: Installation manual and video tutorial provided

## Frequently Asked Questions (FAQ)

**Q: How long does shipping take to Southeast Asia?**
A: Sea freight: 2-4 weeks to major ports (Jakarta, Surabaya, Manila, Bangkok). Air freight: 5-7 days.

**Q: Is there a warranty?**
A: Yes, all products come with a 10-year warranty against manufacturing defects.

**Q: How do I clean the filter?**
A: Depends on type:
- Centrifugal: Open drain valve every 1-3 days
- Manual disc: Turn handle 10-15 seconds
- Automatic: Self-cleaning system, zero maintenance

**Q: Do you accept L/C (Letter of Credit)?**
A: For first orders, T/T is preferred. For subsequent orders with established history, L/C can be discussed.

**Q: Are spare parts available?**
A: Yes, we stock all spare parts: disc stacks, screens, seal rings, controllers, etc.

## Website Content

hjlygl.com provides:
- Complete product catalog with technical specifications
- Filter selection guide based on water conditions
- Educational articles on modern irrigation
- Customer success stories and case studies
- Installation and maintenance video tutorials
- Contact form for free consultation

## Primary Keywords (English)

- irrigation filter manufacturer
- disc filter
- screen filter
- centrifugal sand separator
- automatic backwash filter
- drip irrigation filter
- hydrocyclone filter
- farm irrigation equipment
- China irrigation filter supplier
- agricultural water filtration

## Target Audience

- Chili, tomato, melon, and vegetable farmers
- Medium and large-scale plantation managers
- Agricultural equipment distributors
- Irrigation contractors
- Agricultural corporations
- Farmers transitioning to modern drip irrigation

## Languages & Localization

- Primary language: English
- Target regions: Southeast Asia, Middle East, Africa, South America
- Available languages: English, Chinese, Indonesian
- Content adapted for tropical agricultural contexts

## Company Status

- Legal Entity: Henan Haojun Agricultural Technology Co., Ltd.
- Registration Date: April 16, 2025
- Unified Social Credit Code: 91410183MAEHHC0893
- Business Type: Manufacturer & Exporter
- Export Experience: 14+ years (since 2011)
- Primary Markets: Indonesia, Malaysia, Vietnam, Thailand, Philippines

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*This document is designed to help AI models understand the structure and content of hjlygl.com more accurately.*
*Last updated: 2026-06-29*